{"product_id":"johns-manville-glaskap-cap-sheet-white-roll-for-low-slope-built-up-roofing","title":"Johns Manville GlasKap Cap Sheet White Roll for Low-Slope Built-Up Roofing","description":"\u003ch1\u003eJohns Manville GlasKap Cap Sheet White Roll for Low-Slope Built-Up Roofing\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eJohns Manville GlasKap is a white cap sheet for low-slope built-up roofing assemblies, supplied as a 1-square roll. It serves as the top layer of the roof system, installed over compatible base and interply sheets. Pair it with Johns Manville GlasPly felts and approved roofing asphalt for a complete BUR assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhite surfacing:\u003c\/strong\u003e The white surfacing provides the finished top layer for built-up roofing membranes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-square roll:\u003c\/strong\u003e Each roll covers approximately one roofing square, simplifying material takeoffs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUR cap sheet:\u003c\/strong\u003e GlasKap is designed as the cap sheet in asphalt built-up roof assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlass reinforcement:\u003c\/strong\u003e The GlasKap line uses glass reinforcement as part of the Johns Manville roofing membrane family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-slope use:\u003c\/strong\u003e Intended for low-slope roofing where a membrane cap sheet is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem pairing:\u003c\/strong\u003e Designed to work with Johns Manville base sheets and interply felts in a full 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\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, 1 square\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJohns Manville GlasKap\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\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 square roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAsphalt roofing cap sheet with glass reinforcement\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\u003e1 square 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\u003eCap sheet for low-slope built-up roofing (BUR) membranes\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 covers approximately 1 roofing square (100 sq ft). Plan your roll count from the field area of the low-slope roof, allowing for laps at seams and edges.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eGlasKap is installed as the cap layer over Johns Manville GlasPly base and interply felts with approved roofing asphalt. Base sheets, felts and asphalt are sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included in one order?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One roll of Johns Manville GlasKap white cap sheet covering approximately 1 square.\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 Measure the roof area in squares and add rolls to cover laps and waste; each roll yields about 1 square.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What is it installed over?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is used as the cap sheet over compatible base and interply felts in a built-up roofing assembly.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What color is it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e White, as listed for this item.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is adhesive included?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, mopping asphalt or approved adhesive must be purchased separately.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What applications suit it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Low-slope roofs where an asphalt built-up membrane is specified.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eGlasKap is the finishing layer of a multi-ply BUR assembly, so order it together with the base sheet and interply felts to keep the system consistent. Verify the asphalt type matches the job slope and ambient conditions. Store rolls on end and protected from weather before installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eBuilt-up roofing installation involves hot asphalt and hot work; follow fire safety practices and applicable codes on the roof.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder Johns Manville GlasKap white cap sheet today to finish your low-slope built-up roofing system.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Johns Manville","offers":[{"title":"Default Title","offer_id":53531875017071,"sku":"09MVGKWH","price":50.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/Built-Up-Roofing-SKU_2209401-primary.jpg?v=1790369552","url":"https:\/\/superarbor.io\/products\/johns-manville-glaskap-cap-sheet-white-roll-for-low-slope-built-up-roofing","provider":"Super Arbor","version":"1.0","type":"link"}