{"product_id":"gaf-ruberoid-hw-25-sbs-modified-bitumen-membrane-smooth-surface-39-375-in-x-49-2-ft-roll","title":"GAF RUBEROID HW 25 SBS Modified Bitumen Membrane, Smooth Surface, 39.375 in. x 49.2 ft. Roll","description":"\u003ch1\u003eGAF RUBEROID HW 25 SBS Modified Bitumen Membrane, Smooth Surface, 39.375 in. x 49.2 ft. Roll\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eGAF RUBEROID HW 25 Smooth is an SBS-modified bitumen membrane made from a non-woven glass mat coated with flexible, polymer-modified asphalt. Each roll measures 39.375 in. x 49.2 ft. with a smooth surface finish. It pairs with compatible BUR and modified bitumen system components for commercial low-slope roof assemblies.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiberglass reinforcement:\u003c\/strong\u003e A strong, resilient non-woven glass mat is coated with flexible, polymer-modified asphalt for added strength.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSBS flexibility:\u003c\/strong\u003e Combines the strength of fiberglass reinforcement with the elongation characteristics of SBS-modified asphalt.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight design:\u003c\/strong\u003e Installed roof designs weigh less than two pounds per square foot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth surface:\u003c\/strong\u003e Available as a smooth surface for membrane applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacked by GAF:\u003c\/strong\u003e RUBEROID HW 25 Smooth is backed by GAF, a company with over 130 years in the roofing business.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eSpecifications Table:\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\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\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGAF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSell unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 roll, 39.375 in. x 49.2 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRUBEROID HW 25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSBS-modified asphalt on non-woven glass mat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor \/ finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e39.375 in. x 49.2 ft.\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\u003eWeight (installed)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLess than 2 lb per sq ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCommercial Roofing\/Membranes\/BUR \u0026amp; MB Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eModified bitumen membrane for low-slope commercial roofing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch2\u003eCoverage \u0026amp; How Much You Need:\u003c\/h2\u003e\u003cp\u003eOne roll measures 39.375 in. x 49.2 ft., covering roughly one roofing square of membrane area per roll. Plan roll counts by measuring roof area and allowing for laps per the specified system details.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eRUBEROID HW 25 Smooth is part of GAF's commercial BUR and modified bitumen membrane systems. Use with compatible GAF substrates, adhesives and system components per the roof specification.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included with one order?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One roll of RUBEROID HW 25 Smooth membrane measuring 39.375 in. x 49.2 ft. in black.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How much area does a roll cover?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e A roll is 39.375 in. wide by 49.2 ft. long, so calculate coverage by roof area and deduct for laps required by the system specification.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What is the membrane made of?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e A non-woven glass mat coated with flexible, polymer-modified asphalt combining fiberglass strength with SBS elongation characteristics.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How heavy is the installed system?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Installed roof designs using this membrane weigh less than two pounds per square foot.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What surface finish does it have?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is supplied with a smooth surface.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can it be used on my flat roof?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is intended for commercial low-slope BUR and modified bitumen roof assemblies; confirm the assembly with the roof specification.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eRUBEROID HW 25 Smooth suits commercial low-slope assemblies where a lightweight, fiberglass-reinforced SBS membrane is specified. Verify substrate condition and lap requirements before ordering, and match the membrane with the system's specified adhesives or asphalt. Its smooth surface keeps installed weight under two pounds per square foot, which can matter on older decks.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eModified bitumen roofing work involves hot or chemical adhesive processes and rooftop fall hazards; follow the manufacturer's application instructions and OSHA fall-protection requirements.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder GAF RUBEROID HW 25 Smooth membrane rolls for your next modified bitumen roof today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"GAF","offers":[{"title":"Default Title","offer_id":53524434092399,"sku":"GAFRSBSHW25","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/GAFRSBSHW25_0.jpg?v=1790284032","url":"https:\/\/superarbor.io\/products\/gaf-ruberoid-hw-25-sbs-modified-bitumen-membrane-smooth-surface-39-375-in-x-49-2-ft-roll","provider":"Super Arbor","version":"1.0","type":"link"}