{"product_id":"gaf-ruberoid®-20-smooth-sbs-modified-bitumen-membrane-roll-1-5-square-161-5-sq-ft-90-mil","title":"GAF RUBEROID® 20 Smooth SBS Modified Bitumen Membrane Roll, 1.5 Square (161.5 sq ft), 90 mil","description":"\n    \u003ch1\u003eRUBEROID 20 Smooth SBS membrane roll\u003c\/h1\u003e\n    \u003cp\u003e\u003cstrong\u003eGAF RUBEROID® 20 Smooth is a tough SBS-modified bitumen roofing membrane with a resilient non-woven glass mat core. Designed for durable commercial\/low-slope roofing assemblies, it provides a lightweight, cost-effective smooth-surface sheet for multi-ply systems.\u003c\/strong\u003e\u003c\/p\u003e\n    \u003chr\u003e\n    \u003ch2\u003eKey Features:\u003c\/h2\u003e\n    \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDurable Reinforced Core:\u003c\/strong\u003e Non-woven glass mat coated with flexible SBS polymer-modified asphalt for strength and resilience\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight System Design:\u003c\/strong\u003e Installed roof designs weigh under three pounds per square foot\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth-Surface Sheet:\u003c\/strong\u003e Smooth finish suited for multi-ply modified bitumen assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial Low-Slope Use:\u003c\/strong\u003e Designed to meet stringent GAF manufacturing specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost-Effective Base Sheet Option:\u003c\/strong\u003e Commonly used as a base in 20\/30 systems\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \n    \u003chr\u003e\n    \u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\n    \u003ctable\u003e\n        \u003cthead\u003e\n            \u003ctr\u003e\n                \u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n                \u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n            \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n            \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGAF SBS Ruberoid 20 1.5 Square\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoofing Materials\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSub-category\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSBS Modified Bitumen Membranes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnit of measure\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRL - Roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSmooth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 sq (161.5 sq ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90 mil\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRoll weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60.4 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMembrane construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNon-woven glass mat coated with SBS polymer-modified asphalt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem guarantees\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 20 years (see applicable warranty\/guarantee for terms and restrictions)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003chr\u003e\n    \u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What type of roofing product is this?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e It’s an SBS polymer-modified bitumen smooth membrane roll (reinforced with a non-woven glass mat) used in commercial\/low-slope roofing assemblies.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: How much area does one roll cover?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e Approximately 1.5 square (about 161.5 sq ft) per roll.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: What is the thickness of this membrane?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e The listed thickness is 90 mil.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: How heavy is a roll?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e The listed roll weight is about 60.4 lb.\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003cp\u003e\u003cstrong\u003eQ: Is this membrane available with warranties\/guarantees?\u003c\/strong\u003e\u003cbr\u003e\n    \u003cstrong\u003eA:\u003c\/strong\u003e GAF notes system guarantees may be available for up to 20 years (see applicable warranty\/guarantee for full terms and restrictions).\u003c\/p\u003e\n    \u003chr\u003e\n    \n    \u003ch2\u003eA sleek, smooth foundation for a roofline that feels intentionally tailored\u003c\/h2\u003e\n    \u003cp\u003eThere’s a quiet luxury in materials that perform with confidence—RUBEROID® 20 Smooth brings that disciplined, architectural sensibility to the roof. The smooth surface reads clean and refined, while the SBS-modified asphalt and glass-mat reinforcement deliver a resilient backbone built for demanding low-slope applications. Pair it within a thoughtful multi-ply assembly to create a roof system that feels engineered, edited, and enduring. It’s the kind of behind-the-scenes essential that elevates a building’s comfort and longevity—true modern luxury.\u003c\/p\u003e\n    \n    \u003chr\u003e\n    \u003cp\u003e\u003cstrong\u003eChoose GAF RUBEROID® 20 Smooth to build a durable, clean-finish modified bitumen roof assembly with dependable performance.\u003c\/strong\u003e\u003c\/p\u003e\n    \n    \n    ","brand":"GAF","offers":[{"title":"Default Title","offer_id":52580571578735,"sku":"06GAR20","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/17579054263982578819.jpg?v=1768439992","url":"https:\/\/superarbor.io\/products\/gaf-ruberoid%c2%ae-20-smooth-sbs-modified-bitumen-membrane-roll-1-5-square-161-5-sq-ft-90-mil","provider":"Super Arbor","version":"1.0","type":"link"}