{"product_id":"gaf-stormguard-leak-barrier","title":"GAF StormGuard Leak Barrier – 0939000","description":"\u003ch1\u003eGAF StormGuard Leak Barrier\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eGAF StormGuard is a self-adhering roof leak barrier installed at vulnerable roof areas to help guard against water intrusion. One roll is included per sell unit. It pairs with GAF shingles and is used at eaves, valleys, and penetrations.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak barrier:\u003c\/strong\u003e Self-adhering membrane designed to help prevent leaks at vulnerable roof areas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-adhering:\u003c\/strong\u003e Adheres directly to the roof deck during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorm protection:\u003c\/strong\u003e Used at eaves and valleys for added protection against wind-driven rain and ice damming conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShingle compatible:\u003c\/strong\u003e Installed beneath asphalt shingles as part of the roofing system.\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\u003eManufacturer model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0939000\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 of leak barrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelf-adhering leak barrier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoofing underlayment leak barrier\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\u003eRoll size and coverage were not stated in the sources. Calculate leak barrier needs by the linear footage of eaves, valleys, and penetrations plus any code-required overhang at the eave.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eDesigned for use under GAF shingle roofing systems. Roll dimensions and approved deck types were not provided in the sources.\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 StormGuard leak barrier per sell unit; roll dimensions are not stated in the available sources.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Where is it installed?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Typically at eaves, valleys, chimneys, and other leak-prone areas, beneath the shingles.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How much do I need?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Measure the linear footage of the leak-prone areas you plan to cover; roll size is not specified in the sources.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is it self-adhering?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, StormGuard is a self-adhering membrane applied to the roof deck.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eApply leak barrier at eaves, valleys, and around penetrations where water is most likely to collect; many codes require eave protection in cold climates. Prime or confirm deck condition before application and roll the membrane firmly to seat the adhesive. Match membrane width to valley and eave details for full coverage.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSelf-adhering membranes are very slippery; wear proper footwear, keep the surface clean, and use fall protection when installing on a roof.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder GAF StormGuard Leak Barrier to protect your roof's most vulnerable areas.\u003c\/strong\u003e\u003c\/p\u003e","brand":"GAF","offers":[{"title":"Default Title","offer_id":53396030783855,"sku":"11GASG2","price":195.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/Underlayment-Mineral-Surface-SKU_2322462-primary.jpg?v=1789846293","url":"https:\/\/superarbor.io\/products\/gaf-stormguard-leak-barrier","provider":"Super Arbor","version":"1.0","type":"link"}