{"product_id":"johns-manville-topgard-base-coat-acrylic-elastomeric-roof-coating-buff-5-gal-and-55-gal","title":"Johns Manville TopGard Base Coat Acrylic Elastomeric Roof Coating, Buff, 5 gal and 55 gal","description":"\u003ch1\u003eJohns Manville TopGard Base Coat Acrylic Elastomeric Roof Coating, Buff, 5 gal and 55 gal\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eJM TopGard Base Coat is a one-part acrylic elastomeric base coating for use under TopGard 4000 or 5000 top coats, acting as an oil-bleed barrier over bituminous systems. It is available in buff in 5 gallon and 55 gallon pails; one sell unit is one pail. It blocks asphalt bleed on smooth and mineral-surfaced asphalt systems and single ply.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil-bleed barrier:\u003c\/strong\u003e Acts as an oil-bleed barrier for bituminous systems before the reflective top coat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-part acrylic:\u003c\/strong\u003e One-part acrylic elastomeric formulation, no mixing required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad substrate use:\u003c\/strong\u003e Applies over smooth and mineral surfaced asphalt-based roofing systems and single ply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBleed blocking:\u003c\/strong\u003e Provides outstanding bleed-blocking over hot asphalt, asphalt emulsion, modified and built-up systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast recoat window:\u003c\/strong\u003e Can be used within 24 hours of roof membrane installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRenewable system:\u003c\/strong\u003e Supports prolonged roof life, reduced life cycle costs and a renewable roof.\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 pail (5 gal or 55 gal)\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 TopGard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable colors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable sizes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 gal pail and 55 gal drum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne-part acrylic elastomeric coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor \/ finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePack quantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 pail or drum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase coat \/ oil-bleed barrier under TopGard 4000 or 5000 roof coatings\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\u003eCoverage rates are not stated in the sources; size the job from the JM TopGard system specification and substrate condition, and choose the 5 gal pail for repairs or the 55 gal drum for full roofs.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eDesigned as the base coat beneath JM TopGard 4000 or TopGard 5000 top coats and compatible with smooth and mineral surfaced asphalt-based systems, single ply, hot asphalt, asphalt emulsion, modified and built-up roofs.\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 pail of TopGard Base Coat in buff, in either 5 gal or 55 gal.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Do I need a top coat over it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is the base coat for JM TopGard 4000 or 5000 reflective top coats.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Why use a base coat on asphalt roofs?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It blocks oil and asphalt bleed that would otherwise stain and degrade a reflective top coat.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How soon after new membrane can I apply it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It can be used within 24 hours of roof membrane installation.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Which size should I buy?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Use 5 gal pails for spot repairs and 55 gal drums for coating entire roof sections.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eNever put a white acrylic top coat directly over asphalt-based roofing without a bleed-blocking base like this; bleed-through discolors and shortens the top coat's life. Confirm the substrate is dry and compatible before application. Budget for the stated JM top-coat system rather than substituting coatings, so the renewable TopGard system performs as designed.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFollow the manufacturer's safety data sheet for handling, ventilation and disposal of acrylic roof coatings.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder JM TopGard Base Coat to block asphalt bleed before your reflective top coat.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Johns Manville","offers":[{"title":"55 gal \/ 55G","offer_id":53522934202735,"sku":"JMTGBC55","price":3667.5,"currency_code":"USD","in_stock":true},{"title":"5 gal \/ 5G","offer_id":53522934235503,"sku":"JMTGBC5","price":358.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/JMTGBC55_0.jpg?v=1790234459","url":"https:\/\/superarbor.io\/products\/johns-manville-topgard-base-coat-acrylic-elastomeric-roof-coating-buff-5-gal-and-55-gal","provider":"Super Arbor","version":"1.0","type":"link"}