{"product_id":"gaf-sa-vapor-retarder-xl40-69-in-x-105-ft-self-adhered-membrane-roll","title":"GAF SA Vapor Retarder XL40 69 in. x 105 ft. Self-Adhered Membrane Roll","description":"\u003ch1\u003eGAF SA Vapor Retarder XL40 69 in. x 105 ft. Self-Adhered Membrane Roll\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eGAF SA Vapor Retarder XL40 is a self-adhered SBS modified bitumen vapor retarder membrane supplied as a 69 in. x 105 ft. roll covering about 6 squares. It is applied to the roof deck to control vapor drive in low-slope assemblies. Install it beneath compatible GAF modified bitumen membranes and roofing insulation.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-adhered:\u003c\/strong\u003e SA membrane adheres directly to the substrate without hot asphalt or torch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXL40 sheet:\u003c\/strong\u003e XL40 is the vapor retarder sheet in the GAF SA line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSix squares per roll:\u003c\/strong\u003e Each 69 in. x 105 ft. roll covers approximately 6 roofing squares.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSBS modified bitumen:\u003c\/strong\u003e An SBS modified bitumen membrane for low-slope assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVapor control:\u003c\/strong\u003e Functions as the vapor retarder layer within the roof system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeck application:\u003c\/strong\u003e Applied to the prepared deck as the first layer of the roof assembly.\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, 69 in. x 105 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\u003eGAF SA Vapor Retarder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e69 in. x 105 ft. (6 squares per roll)\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 bitumen self-adhered membrane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e69 in. wide x 105 ft. long\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage per unit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 squares per roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelf-adhered vapor retarder for low-slope roofing assemblies\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 is 69 in. x 105 ft. and covers approximately 6 squares (600 sq ft) at its stated coverage. Size the job from the deck area, adding rolls for laps and detail work at edges, penetrations and curbs.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eUse beneath compatible GAF low-slope membrane systems per the assembly specification. The overlying membrane, insulation and primers are sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One roll of GAF SA Vapor Retarder XL40, 69 in. x 105 ft., covering about 6 squares.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How many rolls do I need?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Divide the deck area by 6 squares per roll and add material for laps and details.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How is it installed?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is rolled out and adhered to the prepared deck as a self-adhered sheet, no hot asphalt or torch required.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Where does it go in the assembly?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is the vapor retarder layer, installed at the deck beneath insulation and the membrane.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is primer required?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Refer to the manufacturer's installation instructions for substrate preparation and priming requirements.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What membrane goes over it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e A compatible GAF low-slope membrane per the roof specification, sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eA self-adhered vapor retarder eliminates kettle work on the deck, which is a real advantage on occupied or congested low-slope jobs. Ensure the deck is clean, dry and primed where required, and roll laps firmly for a continuous retarder. Confirm vapor drive requirements with the roof assembly design before ordering.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSelf-adhered membranes can be slippery before and during install; maintain footing, watch open laps, and follow the manufacturer's substrate preparation and fall-protection requirements.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder GAF SA Vapor Retarder XL40 rolls today for a self-adhered low-slope vapor retarder layer.\u003c\/strong\u003e\u003c\/p\u003e","brand":"GAF","offers":[{"title":"Default Title","offer_id":53531868692847,"sku":"11GASVRXL4","price":756.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/Single-Ply-Accessories-SKU_4356330-primary.jpg?v=1790369493","url":"https:\/\/superarbor.io\/products\/gaf-sa-vapor-retarder-xl40-69-in-x-105-ft-self-adhered-membrane-roll","provider":"Super Arbor","version":"1.0","type":"link"}