{"product_id":"pemko-434arl32-32-2-8-full-mortise-automatic-door-bottom-with-sponge-neoprene-mill-finish-aluminum-finish","title":"Pemko 434ARL32 32\" 2' 8\" Full Mortise Automatic Door Bottom with Sponge Neoprene Mill Finish Aluminum Finish","description":"\u003cp\u003eThe 434ARL32 full mortise automatic door bottom seals the gap under doors when closed. This 32-inch unit installs into the door bottom edge and drops a sponge neoprene seal bar when the door closes. It prevents air leakage, smoke infiltration, and sound transmission that compromise building energy efficiency and occupant comfort.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/companies\/pemko\"\u003ePemko\u003c\/a\u003e designed this automatic door bottom with a low-force mechanism that activates reliably without interfering with door operation. The mill finish aluminum body houses the drop-down seal assembly. The sponge neoprene provides consistent contact with floor surfaces while maintaining flexibility over time. This unit can be field-trimmed up to 2 inches and works on both wood and metal doors.\u003c\/p\u003e\n\n\u003cp\u003eFire-rated door assemblies often require gasketing systems that maintain their \u003ca href=\"\/resources\/building-codes-standards\/fire-inspection-compliance\/ul-10c-fire-rated-doors\"\u003eUL 10C listing\u003c\/a\u003e while providing smoke control. For buildings with complex egress requirements, \u003ca href=\"\/resources\/building-codes-standards\/emergency-life-safety\/nfpa-101\"\u003eNFPA 101 compliance\u003c\/a\u003e guides proper door assembly specifications.\u003c\/p\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eAnodized Aluminum, Sponge Neoprene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e32 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMount Type\u003c\/th\u003e\n\u003ctd\u003eFull Mortise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eMill Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e5 Years Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eThis door bottom meets UL 10C fire testing standards, UL 1784 air leakage requirements, ANSI\/BHMA A156.22 gasketing specifications, and ASTM E283 air infiltration testing. GREENGUARD Gold certification confirms low chemical emissions for indoor air quality.\u003c\/p\u003e","brand":"Pemko","offers":[{"title":"Each","offer_id":46754801156273,"sku":"434ARL32","price":127.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/5269\/4961\/files\/0_f7af6470-fac7-4e99-8f8e-e56cb613918f.webp?v=1775807060","url":"https:\/\/shop.usmadesupply.com\/products\/pemko-434arl32-32-2-8-full-mortise-automatic-door-bottom-with-sponge-neoprene-mill-finish-aluminum-finish","provider":"US Made Supply","version":"1.0","type":"link"}