{"product_id":"johns-manville-dynaweld-cap-180-s-sbs-base-or-ply-sheet-black-39-3-8-in-x-32-ft-10-in-roll","title":"Johns Manville DynaWeld Cap 180 S SBS Base or Ply Sheet, Black, 39-3\/8 in. x 32 ft. 10 in. Roll","description":"\u003ch1\u003eJohns Manville DynaWeld Cap 180 S SBS Base or Ply Sheet, Black, 39-3\/8 in. x 32 ft. 10 in. Roll\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eJohns Manville DynaWeld Cap 180 S is a black SBS-modified bitumen base or ply sheet for a variety of multi-ply roofing systems, sold as one roll 39-3\/8 in. x 32 ft. 10 in. Its polyester mat with bidirectional glass-scrim reinforcement delivers robust tear strength and puncture resistance. The nonblocking surface suits both base sheet and interply applications.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-purpose sheet:\u003c\/strong\u003e Nonblocking surface allows use as a base sheet or ply sheet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElastic and flexible:\u003c\/strong\u003e SBS modification lends elasticity and flexibility, with elongation and recovery that accommodate continual roof expansion and contraction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTear and puncture resistant:\u003c\/strong\u003e Polyester mat with bidirectional glass-scrim reinforcement offers robust tear strength and puncture resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh wind performance:\u003c\/strong\u003e Reinforcement construction supports high wind performance and an excellent hail rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensional stability:\u003c\/strong\u003e The sheet exhibits strong dimensional stability and enhanced elongation.\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, 39-3\/8 in. x 32 ft. 10 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDynaWeld Cap 180 S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable colors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e39-3\/8 in. x 32 ft. 10 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e39-3\/8 in. x 32 ft. 10 in. 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 with polyester mat and bidirectional glass-scrim reinforcement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish \/ texture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack, nonblocking surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolyester-reinforced base or ply sheet in a variety of multi-ply roofing systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRoll length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32 ft. 10 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRoll width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e39-3\/8 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWind \/ fire \/ impact rating as printed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh wind performance and excellent hail rating (manufacturer description)\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\u003eEach roll measures 39-3\/8 in. wide by 32 ft. 10 in. long, about 91 sq ft per roll before laps. Estimate rolls by roof area plus the side and end laps required by your JM multi-ply system specification.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eUse as a base or ply sheet in a variety of multi-ply roofing systems; pair with compatible JM SBS cap sheets and approved adhesives or mopping asphalt, which are sold separately. Verify the complete system assembly with JM system requirements.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included in the sell unit?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One black roll of DynaWeld Cap 180 S measuring 39-3\/8 in. x 32 ft. 10 in.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can it be used as a cap sheet?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is positioned as a base or ply sheet; use a granule-surfaced cap sheet as the final ply in exposed systems.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Why choose an SBS sheet over APP?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The SBS blend provides elasticity and recovery properties that accommodate continual roof expansion and contraction.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How does it handle wind and hail?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The polyester mat with glass-scrim reinforcement offers robust tear and puncture resistance, allowing for high wind performance and an excellent hail rating.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What area does one roll cover?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e About 91 sq ft per roll before laps; subtract required side and end laps when estimating.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eChoose DynaWeld Cap 180 S when you need a tough, flexible SBS base or ply sheet that moves with the deck through thermal cycling. The nonblocking surface keeps rolls from sticking in storage and speeds installation. Order a compatible SBS cap sheet for the exposed ply and confirm the attachment method your system spec calls for.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFollow the safety data sheet and hot-work precautions when applying modified bitumen with heat, torch or hot asphalt, and train installers on fire-safety procedures.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder JM DynaWeld Cap 180 S SBS base or ply sheet rolls for your next multi-ply roofing project.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Johns Manville","offers":[{"title":"Default Title","offer_id":53524446478703,"sku":"JMDWC1801SM","price":103.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/JMDWC1801SM_0.jpg?v=1790284189","url":"https:\/\/superarbor.io\/products\/johns-manville-dynaweld-cap-180-s-sbs-base-or-ply-sheet-black-39-3-8-in-x-32-ft-10-in-roll","provider":"Super Arbor","version":"1.0","type":"link"}