{"product_id":"dks-1400-series-16-gauge-steel-stiffened-flush-door-3070","title":"DKS 1400 Series 16-Gauge Steel Stiffened Flush Door - 3070","description":"\u003ch2\u003eDKS 1400 Series 16-Gauge Galvanized Steel Stiffened Flush Doors\u003c\/h2\u003e\n\u003cp\u003eOur 1400 Series flush doors combine 16-gauge galvanized steel faces with vertical steel stiffeners and fiberglass-filled cavities. Seamless filled edges provide a clean appearance, while reinforced hinge, lock, and closer locations support coordination with your commercial door hardware. This listing covers the handed 3070 configurations in our September 2026 price schedule.\u003c\/p\u003e\n\u003ch3\u003ePractical Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial openings:\u003c\/strong\u003e Choose steel-stiffened construction when required by the approved door schedule.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplacement projects:\u003c\/strong\u003e Match the selected door to the existing frame dimensions, hand, and hardware locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLabeled openings:\u003c\/strong\u003e Coordinate the exact supplied label with the frame, wall, hardware, and installation requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEveryday example:\u003c\/strong\u003e For a commercial renovation, check the opening schedule and frame before ordering. Select a 3070 door with the correct RH or LH hand and C, MB, or BR preparation, then confirm that the hinge and lock locations match the approved hardware templates.\u003c\/p\u003e\n\u003ch3\u003eFit and Preparation\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed size:\u003c\/strong\u003e 3070, nominal 3-foot by 7-foot opening designation. Confirm actual door dimensions, clearances, and undercut before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHanded construction:\u003c\/strong\u003e The hinge edge is square and the lock edge is beveled. Select RH or LH to match the opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eC preparation:\u003c\/strong\u003e Cylindrical lock preparation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMB preparation:\u003c\/strong\u003e Mortise blank preparation; coordinate the required hardware template.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBR preparation:\u003c\/strong\u003e Blank reinforced configuration; coordinate compatible hardware and mounting requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOther configurations:\u003c\/strong\u003e Other sizes and hardware locations require confirmation and are not included among this listing's priced variants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.dksdoors.com\/pdf\/documentations\/handing-chart.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003eView our door and frame handing diagram (PDF)\u003c\/a\u003e before selecting the hand. Confirm reverse-swing applications against the illustrated configuration.\u003c\/p\u003e\n\u003ch3\u003eHinge and Hardware Location Coordination\u003c\/h3\u003e\u003cp\u003eOur 1400 Series uses 7-gauge standard\/heavy-duty hinge reinforcement, 14-gauge lock reinforcement, and 12-gauge closer reinforcement. Match the door's hinge locations, lock preparation, and closer mounting to the frame and approved templates before ordering.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.dksdoors.com\/pdf\/documentations\/dksdoorhingecrossreferencechart0250128.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003eView our door hinge cross reference chart (PDF)\u003c\/a\u003e. Use the drawing reference points rather than treating door measurements as frame cutout dimensions.\u003c\/p\u003e\n\u003ch3\u003eInstallation Guidance\u003c\/h3\u003e\u003cp\u003eCheck that the frame is plumb, level, square, securely anchored, and compatible with the selected door hand and hardware. Support the door during hanging, install the specified fasteners, and verify clearances, free swing, and latch engagement before adjusting the closer. Follow our installation instructions and the approved project details. Keep labels visible and verify permitted field modifications for labeled openings.\u003c\/p\u003e\n\u003ch3\u003eProblems It Helps Address\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteel-stiffened construction requirements:\u003c\/strong\u003e Vertical internal stiffeners provide the construction specified for this series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardware mounting:\u003c\/strong\u003e Dedicated hinge, lock, and closer reinforcements support compatible hardware attachment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible edge seams:\u003c\/strong\u003e Seamless filled edges provide a clean finished appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrdering mismatches:\u003c\/strong\u003e Selecting the correct hand and preparation helps coordinate the door with the existing opening.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e DKS 1400 steel-stiffened flush door.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 16-gauge galvanized steel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed configurations:\u003c\/strong\u003e 3070, RH or LH, C, MB, or BR preparation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEdges:\u003c\/strong\u003e Seamless filled edges; beveled lock edge and square hinge edge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStiffeners:\u003c\/strong\u003e 22-gauge hat-shaped vertical stiffeners on 6-inch centers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation:\u003c\/strong\u003e Fiberglass-filled cavities, specified as 1-5\/8 inches thick and 1.5 lb\/cu ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHinge reinforcement:\u003c\/strong\u003e 7-gauge standard\/heavy-duty design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLock reinforcement:\u003c\/strong\u003e 14-gauge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCloser reinforcement:\u003c\/strong\u003e 12-gauge; included in the listed price.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaps:\u003c\/strong\u003e 16-gauge top cap and 16-gauge inverted bottom cap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLabels:\u003c\/strong\u003e The supplied price schedule includes WHI 3-hour positive-pressure and smoke labeling. Confirm the exact label and complete opening compatibility before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e ANSI 250.8. Confirm other required project standards with us.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailable Finish\u003c\/h3\u003e\u003cp\u003eOur factory-applied finish is baked-on grey two-part epoxy primer over galvanized steel. Confirm final finish-painting requirements before installation.\u003c\/p\u003e\n\u003ch3\u003eManufacturer Documents\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dksdoors.com\/doors-steel-1400.php\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003eOur 1400 Series product information\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dksdoors.com\/pdf\/doors\/127dkswebdoors1400seriesspecsheet_.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003eOur 1400 Series specification sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dksdoors.com\/pdf\/doors\/1400seriesproductguide_06.25.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003eOur 1400 Series product guide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dksdoors.com\/pdf\/documentations\/handing-chart.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003eOur handing diagram (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dksdoors.com\/pdf\/documentations\/dks_expanded_steel_door_installation_instructions.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003eOur steel door installation instructions (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eShipping Information\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e⚠ This product ships via LTL (Less Than Truckload) freight due to its size and weight.\u003c\/strong\u003e Shipping costs are not calculated at checkout. After placing your order, a member of our team will contact you with a freight quote for your approval before shipment. For shipping inquiries prior to ordering, please \u003ca href=\"\/pages\/contact\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"color: #0000EE; text-decoration: underline;\"\u003econtact us\u003c\/a\u003e.\u003c\/p\u003e","brand":"DKS","offers":[{"title":"3070 \/ RH \/ C","offer_id":68230905135408,"sku":"1435R","price":892.5,"currency_code":"USD","in_stock":true},{"title":"3070 \/ LH \/ C","offer_id":68230905168176,"sku":"1435L","price":892.5,"currency_code":"USD","in_stock":true},{"title":"3070 \/ RH \/ MB","offer_id":68230905200944,"sku":"1436R","price":892.5,"currency_code":"USD","in_stock":true},{"title":"3070 \/ LH \/ MB","offer_id":68230905233712,"sku":"1436L","price":892.5,"currency_code":"USD","in_stock":true},{"title":"3070 \/ RH \/ BR","offer_id":68230905266480,"sku":"1437R","price":892.5,"currency_code":"USD","in_stock":true},{"title":"3070 \/ LH \/ BR","offer_id":68230905299248,"sku":"1437L","price":892.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/8439\/0960\/files\/3070-161.png?v=1793398344","url":"https:\/\/calroyalhardware.com\/products\/dks-1400-series-16-gauge-steel-stiffened-flush-door-3070","provider":"www.calroyalhardware.com","version":"1.0","type":"link"}