{"product_id":"johns-manville-jmc75per4-johns-manville-fesco-0-75-in-x-4-ft-x-4-ft-perlite-roof-cover-board-sold-per-piece","title":"Johns Manville FESCO 0.75 in. x 4 ft. x 4 ft. Perlite Roof Cover Board, Sold per Piece","description":"\u003ch1\u003eJohns Manville FESCO 0.75 in. x 4 ft. x 4 ft. Perlite Roof Cover Board, Sold per Piece\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThis is a single 0.75 in. thick, 4 ft x 4 ft Johns Manville FESCO perlite-based roof cover board, sold per piece at 16 sq ft of coverage per board. FESCO provides a stable, code-listed substrate under low-slope roofing membranes. It meets ASTM C728 Type 1 and is UL Classified, FM Approved and Miami-Dade County Approved.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerlite cover board:\u003c\/strong\u003e Rigid perlite-based cover board per ASTM C728, Type 1.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e16 sq ft per board:\u003c\/strong\u003e Each 4 ft x 4 ft board covers 16 sq ft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/4 in. thickness:\u003c\/strong\u003e Board measures 0.75 in. thick.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCode-listed:\u003c\/strong\u003e UL Classified, FM Approved and Miami-Dade County Approved.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSold per piece:\u003c\/strong\u003e Order exact piece counts for repairs and small jobs.\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 board, 4 ft x 4 ft x 0.75 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\u003eFESCO perlite-based cover board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePerlite-based cover board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 ft x 4 ft, 0.75 in. thick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.75 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\u003e16 sq ft per board\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 piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL Classified; FM Approved; Miami Dade County Approved; ASTM C728, Type 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.9 lb per board (gross)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoof cover board under low-slope commercial roofing 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 4 ft x 4 ft board covers 16 sq ft; divide the roof area by 16 sq ft per board and add a cutting allowance.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eInstalled under Johns Manville single-ply and other low-slope roofing systems as a cover board layer per the specified system requirements. Attachment adhesive and fasteners are sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What is included?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One 4 ft x 4 ft board, 0.75 in. thick, covering 16 sq ft.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How many boards do I need?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Divide the roof area by 16 sq ft per board and add allowance for cuts.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Why choose 3\/4 in. thickness?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Use it where the specified system or budget calls for the thinnest standard FESCO cover board.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is it code approved?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes: UL Classified, FM Approved, Miami-Dade County Approved, meeting ASTM C728 Type 1.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How is it attached?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Per the specified membrane system, using compatible adhesive or fasteners sold separately.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eThe 3\/4 in. board is the economical choice where a thin, fire-resistant cover board layer is specified. Handle it carefully because thinner perlite boards are more fragile at edges and corners. Lay boards with staggered joints and fit them tight at walls and penetrations.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eCutting perlite board creates dust: wear a dust mask and eye protection during cutting.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder the Johns Manville FESCO 3\/4 in. x 4 ft x 4 ft perlite cover board by the piece today.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eProduct Documents:\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"https:\/\/www.jm.com\/content\/dam\/jm\/global\/en\/commercial-roofing\/brochures\/RS-7859_FM_Very_Severe_Hail_Rating_SBS_System_Approval.pdf\" target=\"_blank\" rel=\"noopener\"\u003eProduct Data Sheet (PDF)\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","brand":"Johns Manville","offers":[{"title":"Default Title","offer_id":53521626792303,"sku":"JMC75PER4","price":14.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/12604_default_hero.jpg?v=1790180877","url":"https:\/\/superarbor.io\/products\/johns-manville-jmc75per4-johns-manville-fesco-0-75-in-x-4-ft-x-4-ft-perlite-roof-cover-board-sold-per-piece","provider":"Super Arbor","version":"1.0","type":"link"}