{"title":"Steel Door Frames","description":"\u003cp\u003eCommercial-grade hollow metal frames — knock-down for retrofit, welded for new openings.\u003c\/p\u003e","products":[{"product_id":"36-x-84-knock-down-steel-door-frame-commercial-grade","title":"36\" x 84\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e36\" x 84\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e36\" x 84\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 36\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 36\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56353011302703,"sku":"3684KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56353011335471,"sku":"3684KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56353011368239,"sku":"3684KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56353011401007,"sku":"3684KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56353011433775,"sku":"3684KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56353011466543,"sku":"3684KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"30-x-84-knock-down-steel-door-frame-commercial-grade","title":"30\" x 84\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e30\" x 84\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e30\" x 84\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 30\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 30\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56580333371695,"sku":"3084KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56580333404463,"sku":"3084KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56580333437231,"sku":"3084KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56580333469999,"sku":"3084KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56580333502767,"sku":"3084KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56580333535535,"sku":"3084KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"32-x-84-knock-down-steel-door-frame-commercial-grade","title":"32\" x 84\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e32\" x 84\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e32\" x 84\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 32\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 32\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56580366926127,"sku":"3284KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56580366958895,"sku":"3284KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56580366991663,"sku":"3284KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56580367024431,"sku":"3284KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56580367057199,"sku":"3284KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56580367089967,"sku":"3284KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"34-x-84-knock-down-steel-door-frame-commercial-grade","title":"34\" x 84\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e34\" x 84\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e34\" x 84\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 34\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 34\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56580428529967,"sku":"3484KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56580428562735,"sku":"3484KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56580428595503,"sku":"3484KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56580428628271,"sku":"3484KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56580428661039,"sku":"3484KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56580428693807,"sku":"3484KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"30-x-80-knock-down-steel-door-frame-commercial-grade","title":"30\" x 80\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e30\" x 80\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e30\" x 80\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 30\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 30\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581433524527,"sku":"3080KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581433557295,"sku":"3080KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581433590063,"sku":"3080KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581433622831,"sku":"3080KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581433655599,"sku":"3080KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581433688367,"sku":"3080KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"32-x-80-knock-down-steel-door-frame-commercial-grade","title":"32\" x 80\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e32\" x 80\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e32\" x 80\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 32\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 32\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581479104815,"sku":"3280KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581479137583,"sku":"3280KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581479170351,"sku":"3280KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581479203119,"sku":"3280KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581479235887,"sku":"3280KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581479268655,"sku":"3280KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"34-x-80-knock-down-steel-door-frame-commercial-grade","title":"34\" x 80\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e34\" x 80\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e34\" x 80\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 34\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 34\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581508497711,"sku":"3480KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581508530479,"sku":"3480KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581508563247,"sku":"3480KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581508596015,"sku":"3480KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581508628783,"sku":"3480KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581508661551,"sku":"3480KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"36-x-80-knock-down-steel-door-frame-commercial-grade","title":"36\" x 80\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e36\" x 80\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e36\" x 80\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 36\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 36\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581539692847,"sku":"3680KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581539725615,"sku":"3680KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581539758383,"sku":"3680KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581539791151,"sku":"3680KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581539823919,"sku":"3680KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581539856687,"sku":"3680KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"24-x-80-knock-down-steel-door-frame-commercial-grade","title":"24\" x 80\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e24\" x 80\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e24\" x 80\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 24\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 24\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581589958959,"sku":"2480KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581589991727,"sku":"2480KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581590024495,"sku":"2480KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581590057263,"sku":"2480KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581590090031,"sku":"2480KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581590122799,"sku":"2480KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"28-x-80-knock-down-steel-door-frame-commercial-grade","title":"28\" x 80\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e28\" x 80\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e28\" x 80\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 28\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 28\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581619155247,"sku":"2880KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581619188015,"sku":"2880KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581619220783,"sku":"2880KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581619253551,"sku":"2880KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581619286319,"sku":"2880KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581619319087,"sku":"2880KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"30-x-96-knock-down-steel-door-frame-commercial-grade","title":"30\" x 96\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e30\" x 96\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e30\" x 96\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 30\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 30\" x 96\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581667127599,"sku":"3096KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581667160367,"sku":"3096KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581667193135,"sku":"3096KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581667225903,"sku":"3096KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581667258671,"sku":"3096KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581667291439,"sku":"3096KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"32-x-96-knock-down-steel-door-frame-commercial-grade","title":"32\" x 96\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e32\" x 96\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e32\" x 96\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 32\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 32\" x 96\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581708382511,"sku":"3296KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581708415279,"sku":"3296KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581708448047,"sku":"3296KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581708480815,"sku":"3296KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581708513583,"sku":"3296KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581708546351,"sku":"3296KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"34-x-96-knock-down-steel-door-frame-commercial-grade","title":"34\" x 96\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e34\" x 96\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e34\" x 96\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 34\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 34\" x 96\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581732335919,"sku":"3496KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581732368687,"sku":"3496KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581732401455,"sku":"3496KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581732434223,"sku":"3496KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581732466991,"sku":"3496KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581732499759,"sku":"3496KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"36-x-96-knock-down-steel-door-frame-commercial-grade","title":"36\" x 96\" Knock-Down Steel Door Frame – 14 Gauge Hollow Metal KD Frame","description":"\u003ch2\u003e36\" x 96\" Knock-Down Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e36\" x 96\" knock-down (KD) steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors in drywall walls. Available in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Ships compact, assembles on site, and gives a clean, professional finish for new construction and renovations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKnock-down design\u003c\/strong\u003e – ships flat, sets into finished or framed drywall walls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 36\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall type:\u003c\/strong\u003e Interior drywall\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eIs a knock-down frame as strong as a welded frame?\u003c\/strong\u003e\u003cbr\u003eOnce installed and anchored, a 14 gauge KD frame performs well in most interior openings. Welded frames are preferred for masonry walls and very heavy-use openings – ask us if you're unsure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it in an existing wall?\u003c\/strong\u003e\u003cbr\u003eYes. Knock-down frames are designed to slip over finished drywall, which makes them a common choice for renovations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 36\" x 96\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581751111983,"sku":"3696KDF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581751144751,"sku":"3696KDF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581751177519,"sku":"3696KDF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581751210287,"sku":"3696KDF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581751243055,"sku":"3696KDF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581751275823,"sku":"3696KDF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/kd1.png?v=1789521388"},{"product_id":"30-x-80-welded-steel-door-frame-commercial-grade","title":"30\" x 80\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e30\" x 80\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e30\" x 80\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 30\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 30\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56583314669871,"sku":"3080WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56583314702639,"sku":"3080WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56583314735407,"sku":"3080WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56583314768175,"sku":"3080WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56583314800943,"sku":"3080WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56583314833711,"sku":"3080WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"24-x-80-welded-steel-door-frame-commercial-grade","title":"24\" x 80\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e24\" x 80\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e24\" x 80\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 24\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 24\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474063528239,"sku":"2480WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474063561007,"sku":"2480WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474063593775,"sku":"2480WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474063626543,"sku":"2480WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474063659311,"sku":"2480WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474063692079,"sku":"2480WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"28-x-80-welded-steel-door-frame-commercial-grade","title":"28\" x 80\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e28\" x 80\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e28\" x 80\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 28\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 28\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474074079535,"sku":"2880WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474074112303,"sku":"2880WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474074145071,"sku":"2880WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474074177839,"sku":"2880WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474074210607,"sku":"2880WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474074243375,"sku":"2880WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"30-x-84-welded-steel-door-frame-commercial-grade","title":"30\" x 84\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e30\" x 84\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e30\" x 84\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 30\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 30\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474074439983,"sku":"3084WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474074472751,"sku":"3084WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474074505519,"sku":"3084WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474074538287,"sku":"3084WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474074571055,"sku":"3084WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474074603823,"sku":"3084WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"30-x-96-welded-steel-door-frame-commercial-grade","title":"30\" x 96\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e30\" x 96\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e30\" x 96\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 30\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we manufacture 1-3\/4\" steel doors prepped to match these hinge locations. Call 718-841-0767 for current stock in this size.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474074800431,"sku":"3096WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474074833199,"sku":"3096WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474074865967,"sku":"3096WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474074898735,"sku":"3096WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474074931503,"sku":"3096WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474074964271,"sku":"3096WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"32-x-80-welded-steel-door-frame-commercial-grade","title":"32\" x 80\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e32\" x 80\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e32\" x 80\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 32\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 32\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474083975471,"sku":"3280WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474084008239,"sku":"3280WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474084041007,"sku":"3280WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474084073775,"sku":"3280WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474084106543,"sku":"3280WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474084139311,"sku":"3280WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"32-x-84-welded-steel-door-frame-commercial-grade","title":"32\" x 84\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e32\" x 84\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e32\" x 84\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 32\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 32\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474084335919,"sku":"3284WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474084368687,"sku":"3284WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474084401455,"sku":"3284WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474084434223,"sku":"3284WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474084466991,"sku":"3284WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474084499759,"sku":"3284WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"32-x-96-welded-steel-door-frame-commercial-grade","title":"32\" x 96\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e32\" x 96\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e32\" x 96\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 32\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 32\" x 96\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474084598063,"sku":"3296WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474084630831,"sku":"3296WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474084663599,"sku":"3296WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474084696367,"sku":"3296WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474084729135,"sku":"3296WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474084761903,"sku":"3296WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"34-x-80-welded-steel-door-frame-commercial-grade","title":"34\" x 80\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e34\" x 80\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e34\" x 80\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 34\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 34\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474094199087,"sku":"3480WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474094231855,"sku":"3480WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474094264623,"sku":"3480WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474094297391,"sku":"3480WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474094330159,"sku":"3480WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474094362927,"sku":"3480WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"34-x-84-welded-steel-door-frame-commercial-grade","title":"34\" x 84\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e34\" x 84\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e34\" x 84\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 34\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 34\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474094526767,"sku":"3484WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474094559535,"sku":"3484WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474094592303,"sku":"3484WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474094625071,"sku":"3484WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474094657839,"sku":"3484WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474094690607,"sku":"3484WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"34-x-96-welded-steel-door-frame-commercial-grade","title":"34\" x 96\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e34\" x 96\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e34\" x 96\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 34\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we manufacture 1-3\/4\" steel doors prepped to match these hinge locations. Call 718-841-0767 for current stock in this size.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474094919983,"sku":"3496WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474094952751,"sku":"3496WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474094985519,"sku":"3496WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474095018287,"sku":"3496WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474095051055,"sku":"3496WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474095083823,"sku":"3496WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"36-x-80-welded-steel-door-frame-commercial-grade","title":"36\" x 80\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e36\" x 80\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e36\" x 80\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 36\" x 80\" (6'-8\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 35-1\/4\", 65-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 36\" x 80\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474104258863,"sku":"3680WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474104291631,"sku":"3680WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474104324399,"sku":"3680WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474104357167,"sku":"3680WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474104389935,"sku":"3680WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474104422703,"sku":"3680WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"36-x-84-welded-steel-door-frame-commercial-grade","title":"36\" x 84\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e36\" x 84\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e36\" x 84\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 3 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 36\" x 84\" (7'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 3 × 4-1\/2\", located 5\", 37-1\/4\", 69-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 36\" x 84\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474104652079,"sku":"3684WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474104684847,"sku":"3684WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474104717615,"sku":"3684WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474104750383,"sku":"3684WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474104783151,"sku":"3684WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474104815919,"sku":"3684WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"},{"product_id":"36-x-96-welded-steel-door-frame-commercial-grade","title":"36\" x 96\" Welded Steel Door Frame – 14 Gauge Hollow Metal Welded Frame","description":"\u003ch2\u003e36\" x 96\" Welded Hollow Metal Door Frame – 14 Gauge Steel\u003c\/h2\u003e\n\u003cp\u003eA commercial-grade \u003cstrong\u003e36\" x 96\" welded steel door frame\u003c\/strong\u003e for 1-3\/4\" thick doors. Arrives \u003cstrong\u003efully assembled\u003c\/strong\u003e with factory-welded corners, in \u003cstrong\u003eleft hand or right hand\u003c\/strong\u003e and three jamb depths. Set into the opening during construction for a rigid, permanent installation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e14 gauge steel\u003c\/strong\u003e – heavy-duty hollow metal built for high-traffic openings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully welded\u003c\/strong\u003e – corners welded and ground at the factory; no assembly on site\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge prep\u003c\/strong\u003e – reinforced for 4 standard 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrike prep\u003c\/strong\u003e – welded strike reinforcement for standard latch hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2\" face trim\u003c\/strong\u003e – clean, finished look on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL labeled\u003c\/strong\u003e – for use in fire-rated openings; pairs with UFD's 90-minute fire-rated stock steel doors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWelded or Knock-Down?\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003ewelded frame\u003c\/strong\u003e ships assembled and is set before the wall is closed in — the more rigid choice for new construction and heavy-use openings. A \u003cstrong\u003eknock-down frame\u003c\/strong\u003e ships flat and slips over finished drywall, which makes it easier for renovations. We stock both in this size — call if you are not sure which suits your opening.\u003c\/p\u003e\n\u003ch2\u003eWhich Jamb Depth Do I Need?\u003c\/h2\u003e\n\u003cp\u003eMeasure your finished wall thickness (studs + drywall on both sides) and pick the matching jamb depth:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-3\/4\"\u003c\/strong\u003e – 2-1\/2\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-7\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with one layer of 5\/8\" drywall each side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6-1\/8\"\u003c\/strong\u003e – 3-5\/8\" metal studs with two layers of 5\/8\" drywall each side\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNot sure? Send us your wall thickness and we'll confirm before you order.\u003c\/p\u003e\n\u003ch2\u003eLeft Hand or Right Hand?\u003c\/h2\u003e\n\u003cp\u003eStand on the outside of the opening (the side the door swings away from). If the hinges are on your left, order \u003cstrong\u003eLeft Hand\u003c\/strong\u003e; if they're on your right, order \u003cstrong\u003eRight Hand\u003c\/strong\u003e. See the door swing chart in the photos – a Right Hand frame also works as a Left Hand Reverse, and a Left Hand frame as a Right Hand Reverse.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening size:\u003c\/strong\u003e 36\" x 96\" (8'-0\" tall)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanding:\u003c\/strong\u003e Left Hand or Right Hand (select above)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJamb depths:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 14 gauge hollow metal steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Fully welded, assembled at the factory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFace trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor thickness:\u003c\/strong\u003e 1-3\/4\" (steel or wood)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinges:\u003c\/strong\u003e 4 × 4-1\/2\", located 5\", 30-1\/2\", 56\", 81-1\/2\" down from the inside top of the frame to the top of each hinge\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhere It's Used\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eApartment buildings and multifamily renovations\u003c\/li\u003e\n\u003cli\u003eOffices, retail and commercial buildings\u003c\/li\u003e\n\u003cli\u003eSchools, healthcare and institutional projects\u003c\/li\u003e\n\u003cli\u003eUtility, storage and mechanical rooms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan I set a welded frame into a finished wall?\u003c\/strong\u003e\u003cbr\u003eWelded frames are meant to go in before the wall is closed up. For a retrofit into finished drywall, a knock-down frame is usually the easier choice – call us and we'll confirm which one fits your opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it ship assembled?\u003c\/strong\u003e\u003cbr\u003eYes. The frame arrives as one welded unit, ready to set and anchor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have the matching door?\u003c\/strong\u003e\u003cbr\u003eYes – we stock 36\" x 96\" steel doors, 1-3\/4\" thick, 90-minute fire rated, prepped to match these hinge locations.\u003c\/p\u003e\n\u003ch2\u003eBuilt by Universal Fireproof Door\u003c\/h2\u003e\n\u003cp\u003eA Brooklyn steel door manufacturer since 1924. UL Listed and NYC MEA Approved. Pick up in Brooklyn (1171 Myrtle Ave) or Brentwood (75 Emjay Blvd), or call 718-841-0767 for help choosing the right frame.\u003c\/p\u003e","brand":"Universal Fireproof Door","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":58474104914223,"sku":"3696WF-LH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":58474104946991,"sku":"3696WF-LH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":58474104979759,"sku":"3696WF-LH-618","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":58474105012527,"sku":"3696WF-RH-334","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":58474105045295,"sku":"3696WF-RH-478","price":207.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":58474105078063,"sku":"3696WF-RH-618","price":207.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/wf1-wide.png?v=1789528185"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/collections\/kd-frame-img1.png?v=1789492999","url":"https:\/\/ufdoors.com\/collections\/steel-door-frames.oembed","provider":"UFDoor","version":"1.0","type":"link"}