{"product_id":"johns-manville-dynaflex-sbs-mineral-surfaced-flashing-sheet-white-36-x-25","title":"Johns Manville DynaFlex SBS Mineral-Surfaced Flashing Sheet, White 36\" x 25'","description":"\u003ch1\u003eJohns Manville DynaFlex SBS Mineral-Surfaced Flashing Sheet, White 36\" x 25'\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThe JM DynaFlex SBS Mineral-Surfaced Flashing Sheet is a white, ceramic-granule-surfaced, composite-reinforced cap sheet membrane for multi-ply roofing systems, supplied 36 in. x 25 ft per roll. One roll per order (EA). Its SBS rubber-asphalt blend accommodates roof expansion and contraction and meets or exceeds ASTM D 6221, Type I.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible SBS blend:\u003c\/strong\u003e High-quality SBS rubber and asphalt blend lends elasticity and handles continual roof expansion and contraction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCeramic-coated granules:\u003c\/strong\u003e Ceramic-coated roofing granules are engineered for optimal embedment and excellent long-term adhesion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHybrid reinforcement:\u003c\/strong\u003e Fiber glass\/polyester mat combines polyester tensile strength and puncture resistance with fiber glass dimensional stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlashing and cap use:\u003c\/strong\u003e Used as a composite-reinforced cap sheet membrane in a variety of multi-ply roofing systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASTM compliance:\u003c\/strong\u003e Meets or exceeds the criteria for ASTM D 6221, Type I.\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\u003eJohns Manville\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, 36 in. x 25 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\u003eJM DynaFlex SBS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable colors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 in. x 25 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSBS rubber and asphalt blend with fiber glass\/polyester reinforcement mat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish \/ texture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite ceramic-coated roofing granule surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 in.\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\u003e36 in. x 25 ft 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\u003eFlashing sheet \/ cap sheet membrane in multi-ply (BUR and modified bitumen) roofing systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMeets or exceeds ASTM D 6221, Type I\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 36 in. x 25 ft roll covers 75 sq ft of flashing or cap sheet area before laps; apply with the side and end laps required by the JM system specification, which reduces net coverage.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eUsed within Johns Manville multi-ply BUR and modified bitumen roofing systems as a flashing or cap sheet; base sheets, ply sheets, adhesives, and mastics are specified and sold separately per the JM system specification.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What size is the roll?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 36 inches wide by 25 feet long, one roll per order unit.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What is it used for?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It serves as a composite-reinforced cap sheet or flashing membrane in a variety of multi-ply roofing systems.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What standard does it meet?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It meets or exceeds ASTM D 6221, Type I.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Why the granule surface?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Ceramic-coated granules are engineered for optimal embedment and promote excellent long-term adhesion.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Why choose an SBS sheet?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The SBS rubber and asphalt blend gives elongation and recovery, so the sheet flexes with normal roof movement.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eDynaFlex's fiberglass\/polyester mat gives you the lay-flat handling of glass with the toughness of polyester, making it a good flashing choice at walls, curbs, and penetration details. Torch, mop, or adhere per the JM system specification and maintain proper head and side laps. White granule surfacing also adds reflectivity where the flashing is exposed.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eHot-applied modified bitumen work involves open flame or hot asphalt; follow fire safety procedures and job-site hot-work permits.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder the JM DynaFlex SBS Mineral-Surfaced Flashing Sheet, White 36\" x 25', for durable multi-ply flashing details.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Johns Manville","offers":[{"title":"Default Title","offer_id":53524436255087,"sku":"JMDFWH","price":140.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/JMDFWH_0.jpg?v=1790284060","url":"https:\/\/superarbor.io\/products\/johns-manville-dynaflex-sbs-mineral-surfaced-flashing-sheet-white-36-x-25","provider":"Super Arbor","version":"1.0","type":"link"}