{"product_id":"pemko-411arl32-32-2-8-full-mortise-automatic-door-bottom-with-sponge-neoprene-mill-finish-aluminum-finish","title":"Pemko 411ARL32 32\" 2' 8\" Full Mortise Automatic Door Bottom with Sponge Neoprene Mill Finish Aluminum Finish","description":"\u003cp\u003eThe 411ARL32 full mortise automatic door bottom seals the gap between door and floor when the door closes. The drop-down mechanism activates automatically to lower the sponge neoprene seal. This prevents air infiltration and drafts in commercial buildings, upscale condos, and luxury hotels where door appearance matters.\u003c\/p\u003e\n\n\u003cp\u003e\u003ca href=\"\/companies\/pemko\"\u003ePemko\u003c\/a\u003e designed this unit to mortise completely into the door bottom, maintaining clean sight lines on decorative doors. The mill finish aluminum casing resists corrosion and integrates with existing door hardware. Works with both 1-3\/4\" and 1-3\/8\" thick doors with proper end plate selection.\u003c\/p\u003e\n\n\u003cp\u003eThe automatic operation eliminates manual adjustment while providing consistent weatherization performance. For fire door applications requiring \u003ca href=\"\/resources\/building-codes-standards\/fire-inspection-compliance\/ul-10c-fire-rated-doors\"\u003eUL 10C positive pressure testing\u003c\/a\u003e, this unit maintains seal integrity under fire conditions. Building managers installing complete fire door assemblies should review \u003ca href=\"\/resources\/building-codes-standards\/emergency-life-safety\/nfpa-101\"\u003eNFPA 101 Life Safety Code\u003c\/a\u003e requirements for proper egress planning.\u003c\/p\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eAnodized Aluminum with Sponge Neoprene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eFull Mortise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e32\" (2' 8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDoor Thickness\u003c\/th\u003e\n\u003ctd\u003e1-3\/4\" and 1-3\/8\"\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 test standards, UL 1784 air leakage requirements, ASTM E283 air infiltration testing, and ANSI\/BHMA A156.22 door gasketing specifications. GREENGUARD Gold certification confirms low chemical emissions for indoor air quality.\u003c\/p\u003e","brand":"Pemko","offers":[{"title":"Each","offer_id":46754802630833,"sku":"411ARL32","price":71.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/5269\/4961\/files\/0_f9bfd454-0899-4a98-9527-736098fa8bcc.webp?v=1775807331","url":"https:\/\/shop.usmadesupply.com\/products\/pemko-411arl32-32-2-8-full-mortise-automatic-door-bottom-with-sponge-neoprene-mill-finish-aluminum-finish","provider":"US Made Supply","version":"1.0","type":"link"}