{"product_id":"pemko-s88d21-252-21-adhesive-perimeter-gasketing-dark-brown-finish","title":"Pemko S88D21 252\" 21' Adhesive Perimeter Gasketing Dark Brown Finish","description":"\u003cp\u003eThe S88D21 adhesive perimeter gasket seals gaps up to 1\/16\" around door frames to prevent air infiltration and maintain building energy efficiency. This 252-inch silicone gasket installs on the frame perimeter using adhesive backing, solving weatherization challenges in commercial and institutional buildings. \u003ca href=\"\/companies\/pemko\"\u003ePemko\u003c\/a\u003e designed this dark brown gasket to compress and conform to irregular surfaces while maintaining consistent sealing performance.\u003c\/p\u003e\n\n\u003cp\u003eThe silicone material resists weathering and temperature extremes while the adhesive mounting eliminates the need for mechanical fasteners. At 21 feet long, this gasket handles most standard door openings in a single piece, reducing installation time and potential leak points. The dark brown finish blends with common door frame colors.\u003c\/p\u003e\n\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eSilicone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003ctd\u003e252\" (21')\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGap Seal\u003c\/th\u003e\n\u003ctd\u003eUp to 1\/16\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eAdhesive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinish\u003c\/th\u003e\n\u003ctd\u003eDark Brown\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 gasket meets UL 10C positive pressure fire testing standards for \u003ca href=\"\/resources\/building-codes-standards\/fire-inspection-compliance\/ul-10c-fire-rated-doors\"\u003efire-rated door assemblies\u003c\/a\u003e, UL 1784 air leakage requirements, ASTM E283 air infiltration testing, and ANSI\/BHMA A156.22 door gasketing standards. GREENGUARD Gold certification ensures low chemical emissions for indoor air quality. For broader building code context, see \u003ca href=\"\/resources\/building-codes-standards\/emergency-life-safety\/nfpa-101\"\u003eNFPA 101 Life Safety Code\u003c\/a\u003e egress requirements.\u003c\/p\u003e","brand":"Pemko","offers":[{"title":"Each","offer_id":46754808692913,"sku":"S88D21","price":31.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/5269\/4961\/files\/0_7229ab5f-2102-474d-93cc-f3a0e1c4301a.webp?v=1775808270","url":"https:\/\/shop.usmadesupply.com\/products\/pemko-s88d21-252-21-adhesive-perimeter-gasketing-dark-brown-finish","provider":"US Made Supply","version":"1.0","type":"link"}