{"product_id":"jm-dynagrip-base-poly-film-top-self-adhered-bottom-39-3-8-x-65-7-jm90001290","title":"JM DynaGrip Base Poly Film Top\/Self-Adhered Bottom 39-3\/8\" x 65' 7\"","description":"\u003cp\u003eThe JM DynaGrip Base Poly Film Top\/Self-Adhered Bottom 39-3\/8\" x 65' 7\" is a bur \u0026amp; mb systems for jobs that require Johns Manville model\/MPN 90001290 in the RL sell unit. DynaGrip Base P\/SA is a self-adhering base sheet used in SBS systems.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Johns Manville\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ MPN:\u003c\/strong\u003e 90001290\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e JM90001290\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSell unit:\u003c\/strong\u003e RL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e BUR \u0026amp; MB Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize \/ color:\u003c\/strong\u003e 39-3\/8\" x 65' 7\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Commercial Roofing | Commercial Roofing\/Membranes | Commercial Roofing\/Membranes\/BUR \u0026amp; MB Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoverage \/ unit:\u003c\/strong\u003e 2 squares (200 sq ft) per roll\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eVerify the exact model, size, color, sell unit, and system requirements before ordering.\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eCoverage \u0026amp; How Much You Need\u003c\/h3\u003e\u003cp\u003eThis item is listed as 2 squares (200 sq ft) per roll. Use the project takeoff, manufacturer installation instructions, and expected waste\/overlap to confirm the order quantity.\u003c\/p\u003e\u003ch3\u003eCompatibility \/ Fitment\u003c\/h3\u003e\u003cp\u003eUse this item only when the brand, model\/MPN, size\/color, sell unit, and system type match the project specification. Do not substitute it for a different bur \u0026amp; mb systems, pack size, color, membrane\/system family, or installation condition without checking the manufacturer instructions.\u003c\/p\u003e\u003ch3\u003eFAQs\u003c\/h3\u003e\u003ch4\u003eWhat exactly am I ordering?\u003c\/h4\u003e\u003cp\u003eJM DynaGrip Base Poly Film Top\/Self-Adhered Bottom 39-3\/8\" x 65' 7\", sold as RL, with SKU JM90001290 and manufacturer model\/MPN 90001290.\u003c\/p\u003e\u003ch4\u003eWhat model or part number should I match?\u003c\/h4\u003e\u003cp\u003eMatch model\/MPN 90001290 and confirm the brand is Johns Manville. If the job spec lists a different model, size, color, or system family, hold for review.\u003c\/p\u003e\u003ch4\u003eWhat unit is the price based on?\u003c\/h4\u003e\u003cp\u003eThis listing is built around the RL sell unit. Confirm the unit before comparing price, quantity, or coverage.\u003c\/p\u003e\u003ch4\u003eHow do I estimate quantity?\u003c\/h4\u003e\u003cp\u003eUse 2 squares (200 sq ft) per roll, then add waste or overlap per the manufacturer instructions and the project design.\u003c\/p\u003e\u003ch4\u003eWhat should be checked before purchase?\u003c\/h4\u003e\u003cp\u003eConfirm the model\/MPN, sell unit, size\/color, jobsite condition, compatible system components, and any manufacturer installation limits before approving the order.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eVerify the manufacturer instructions, local code, and project specification before installation or substitution.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003eProduct Expert Notes\u003c\/h3\u003e\u003cp\u003eChoose this item when Johns Manville model\/MPN 90001290, SKU JM90001290, and the RL sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.\u003c\/p\u003e","brand":"Johns Manville","offers":[{"title":"Default Title","offer_id":53114511851887,"sku":"JM90001290","price":135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/JM90001290_0_b63e6505-86ba-4a9b-a38a-9e57b47d0594.jpg?v=1781511414","url":"https:\/\/superarbor.io\/products\/jm-dynagrip-base-poly-film-top-self-adhered-bottom-39-3-8-x-65-7-jm90001290","provider":"Super Arbor","version":"1.0","type":"link"}