{"product_id":"28-x-80-knock-down-steel-door-frame-commercial-grade","title":"28 x 80 Knock-Down Steel Door Frame (Commercial Grade)","description":"\u003ch2 data-end=\"179\" data-start=\"121\" data-section-id=\"1t0o8f3\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"179\" data-start=\"127\"\u003e28\" x 80\" Right-Hand Knock-Down Steel Door Frame\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"237\" data-start=\"181\"\u003e\u003cstrong data-end=\"237\" data-start=\"181\"\u003eCommercial Grade • Easy Installation • Built to Last\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-end=\"513\" data-start=\"239\"\u003eUpgrade your opening with a \u003cstrong data-end=\"309\" data-start=\"267\"\u003eheavy-duty knock-down (KD) steel frame\u003c\/strong\u003e designed for fast installation and long-term performance. Built for both commercial and residential projects, this frame delivers strength, precision, and a clean, professional finish—without the hassle.\u003c\/p\u003e\n\u003cp data-end=\"613\" data-start=\"515\"\u003eIdeal for \u003cstrong data-end=\"558\" data-start=\"525\"\u003einterior drywall applications\u003c\/strong\u003e, this frame is prepped and ready to save time on-site.\u003c\/p\u003e\n\u003chr data-end=\"618\" data-start=\"615\"\u003e\n\u003ch2 data-end=\"641\" data-start=\"620\" data-section-id=\"10rdsb4\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"641\" data-start=\"625\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1013\" data-start=\"642\"\u003e\n\u003cli data-end=\"731\" data-start=\"642\" data-section-id=\"1d8hc7g\"\u003e\n\u003cstrong data-end=\"677\" data-start=\"644\"\u003eHeavy-Duty Steel Construction\u003c\/strong\u003e – Built for durability in high-traffic environments\u003c\/li\u003e\n\u003cli data-end=\"805\" data-start=\"732\" data-section-id=\"dq2u6p\"\u003e\n\u003cstrong data-end=\"758\" data-start=\"734\"\u003ePrepped for Hardware\u003c\/strong\u003e – Reinforced for standard 3\" x 4-1\/2\" hinges\u003c\/li\u003e\n\u003cli data-end=\"879\" data-start=\"806\" data-section-id=\"14nou7a\"\u003e\n\u003cstrong data-end=\"834\" data-start=\"808\"\u003eKnock-Down Design (KD)\u003c\/strong\u003e – Ships compact, assembles quickly on-site\u003c\/li\u003e\n\u003cli data-end=\"942\" data-start=\"880\" data-section-id=\"52g8xy\"\u003e\n\u003cstrong data-end=\"898\" data-start=\"882\"\u003e2\" Face Trim\u003c\/strong\u003e – Clean, professional finished appearance\u003c\/li\u003e\n\u003cli data-end=\"1013\" data-start=\"943\" data-section-id=\"1mlvdjf\"\u003e\n\u003cstrong data-end=\"959\" data-start=\"945\"\u003eUL Labeled\u003c\/strong\u003e – Meets fire-rated and code compliance requirements\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1018\" data-start=\"1015\"\u003e\n\u003ch2 data-end=\"1044\" data-start=\"1020\" data-section-id=\"43qap2\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1044\" data-start=\"1026\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1308\" data-start=\"1045\"\u003e\n\u003cli data-end=\"1068\" data-start=\"1045\" data-section-id=\"o0i9wm\"\u003e\n\u003cstrong data-end=\"1056\" data-start=\"1047\"\u003eSize:\u003c\/strong\u003e 28\" x 80\"\u003c\/li\u003e\n\u003cli data-end=\"1096\" data-start=\"1069\" data-section-id=\"xmx51b\"\u003e\n\u003cstrong data-end=\"1083\" data-start=\"1071\"\u003eHanding:\u003c\/strong\u003e Right-Hand\u003c\/li\u003e\n\u003cli data-end=\"1133\" data-start=\"1097\" data-section-id=\"gotyik\"\u003e\n\u003cstrong data-end=\"1112\" data-start=\"1099\"\u003eMaterial:\u003c\/strong\u003e Hollow Metal Steel\u003c\/li\u003e\n\u003cli data-end=\"1196\" data-start=\"1134\" data-section-id=\"sc12xs\"\u003e\n\u003cstrong data-end=\"1159\" data-start=\"1136\"\u003eDoor Compatibility:\u003c\/strong\u003e 1-3\/4\" thick doors (steel or wood)\u003c\/li\u003e\n\u003cli data-end=\"1232\" data-start=\"1197\" data-section-id=\"odr91x\"\u003e\n\u003cstrong data-end=\"1213\" data-start=\"1199\"\u003eWall Type:\u003c\/strong\u003e Interior Drywall\u003c\/li\u003e\n\u003cli data-end=\"1286\" data-start=\"1233\" data-section-id=\"og3uf5\"\u003e\n\u003cstrong data-end=\"1261\" data-start=\"1235\"\u003eJamb Depths Available:\u003c\/strong\u003e 3-3\/4\", 4-7\/8\", 6-1\/8\"\u003c\/li\u003e\n\u003cli data-end=\"1308\" data-start=\"1287\" data-section-id=\"z38aox\"\u003e\n\u003cstrong data-end=\"1303\" data-start=\"1289\"\u003eFace Trim:\u003c\/strong\u003e 2\"\u003c\/li\u003e\n\u003cli data-end=\"1308\" data-start=\"1287\" data-section-id=\"z38aox\"\u003e\n\u003cstrong\u003eGauge\u003c\/strong\u003e 14 \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1313\" data-start=\"1310\"\u003e\n\u003ch2 data-end=\"1343\" data-start=\"1315\" data-section-id=\"126w14\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1343\" data-start=\"1321\"\u003eIdeal Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-end=\"1469\" data-start=\"1344\"\u003e\n\u003cli data-end=\"1368\" data-start=\"1344\" data-section-id=\"hfihxt\"\u003eCommercial buildings\u003c\/li\u003e\n\u003cli data-end=\"1392\" data-start=\"1369\" data-section-id=\"2j0nay\"\u003eApartment complexes\u003c\/li\u003e\n\u003cli data-end=\"1420\" data-start=\"1393\" data-section-id=\"daxlu5\"\u003eOffices \u0026amp; retail spaces\u003c\/li\u003e\n\u003cli data-end=\"1469\" data-start=\"1421\" data-section-id=\"1qi9x9v\"\u003eSchools, healthcare \u0026amp; institutional projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1474\" data-start=\"1471\"\u003e\n\u003ch2 data-end=\"1519\" data-start=\"1476\" data-section-id=\"1crow2q\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1519\" data-start=\"1482\"\u003eBuilt by Universal Fireproof Door\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1648\" data-start=\"1520\"\u003eOver 90 years serving NYC with \u003cstrong data-end=\"1602\" data-start=\"1551\"\u003ecode-compliant, commercial-grade door solutions\u003c\/strong\u003e trusted by contractors and property managers.\u003c\/p\u003e\n\u003chr data-end=\"1653\" data-start=\"1650\"\u003e\n\u003ch2 data-end=\"1675\" data-start=\"1655\" data-section-id=\"16ng2f6\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1675\" data-start=\"1661\"\u003eNeed Help?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-end=\"1809\" data-start=\"1676\"\u003eNot sure if this is the right frame?\u003cbr data-end=\"1715\" data-start=\"1712\"\u003eChat with our team or request a quote—we’ll make sure you get exactly what your project needs.\u003c\/p\u003e","brand":"UFDoor","offers":[{"title":"Left Hand \/ 3 3\/4\"","offer_id":56581619155247,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 4 7\/8\"","offer_id":56581619188015,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true},{"title":"Left Hand \/ 6 1\/8\"","offer_id":56581619220783,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 3 3\/4\"","offer_id":56581619253551,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 4 7\/8\"","offer_id":56581619286319,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true},{"title":"Right Hand \/ 6 1\/8\"","offer_id":56581619319087,"sku":null,"price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/3507\/8703\/files\/F41.jpg?v=1775529904","url":"https:\/\/ufdoors.com\/products\/28-x-80-knock-down-steel-door-frame-commercial-grade","provider":"UFDoor","version":"1.0","type":"link"}