{"product_id":"lucas-specialty-rock-lsr38mbfw-lucas-specialty-rock-3-8-in-fire-white-marble-roofing-aggregate-bright-white-80-lb-bag","title":"Lucas Specialty Rock 3\/8 in. Fire White Marble Roofing Aggregate Bright White 80 lb. Bag","description":"\u003ch1\u003eLucas Specialty Rock 3\/8 in. Fire White Marble Roofing Aggregate Bright White 80 lb. Bag\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eThis is a bag of Lucas Specialty Rock Fire White™ 3\/8 in. marble roofing aggregate in Bright White, meeting ASTM D1863. Each 80 lb. bag provides loose ballast and surfacing aggregate for built-up and modified bitumen roofs. Pair with a mineral-surfaced membrane system or flood coat as specified.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBright white marble:\u003c\/strong\u003e Marble aggregate in Bright White reflects sunlight on low-slope roofs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/8 in. sizing:\u003c\/strong\u003e Graded 3\/8 in. stone sized for roofing ballast and surfacing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eASTM D1863:\u003c\/strong\u003e Meets ASTM D1863, the standard specification for mineral aggregate used on built-up roofs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFire White formula:\u003c\/strong\u003e Fire White™ marble aggregate designed for roofing applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e80 lb. bag:\u003c\/strong\u003e Supplied in an 80 lb. bag for manageable handling on the 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\u003eLucas Specialty Rock\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 bag, 80 lb.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLucas Specialty Rock Fire White™ Marble Roofing Aggregate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBright White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/8 in. aggregate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMarble aggregate\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\u003eDepends on specified ballast rate (typically stated as lb per sq ft in project specs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASTM D1863\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRoofing ballast and surfacing aggregate for low-slope roofs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlgae resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\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 80 lb. bag covers an area determined by the specified ballast or surfacing rate in the project specification; at common ballast rates, calculate bags needed as roof area times rate divided by 80 lb.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eUse over built-up or modified bitumen membrane systems where loose aggregate ballast or flood-coat surfacing is specified. Not a standalone roofing product; membrane and flood-coat materials 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 80 lb. bag of 3\/8 in. Fire White™ Bright White marble roofing aggregate.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: What standard does it meet?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It meets ASTM D1863 for mineral aggregate used on built-up roofing.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How many bags do I need?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Divide the total pounds of ballast required by the project specification by 80 lb per bag.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Why white aggregate?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Bright White marble reflects sunlight and brightens the roof surface.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can I spread it by hand?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is commonly broadcast or spread from bags; an 80 lb. bag requires two-person handling or a buggy on the roof.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eConfirm the specified ballast rate in pounds per square foot before ordering; under-ballasting can compromise wind resistance on loose-laid systems. Broadcast evenly to the specified depth and keep aggregate away from drains and flashings where the detail calls for it. White marble also brightens work areas on the roof.\u003c\/p\u003e\u003cp\u003e\u003cem\u003e80 lb. bags are heavy; use proper lifting technique or material-handling equipment, and wear gloves, boots and eye protection when spreading aggregate.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder Lucas Specialty Rock 3\/8 in. Fire White™ marble roofing aggregate in 80 lb. bags today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Lucas Specialty Rock","offers":[{"title":"Default Title","offer_id":53529533776239,"sku":"LSR38MBFW","price":33.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/418858_default_hero.jpg?v=1790351110","url":"https:\/\/superarbor.io\/products\/lucas-specialty-rock-lsr38mbfw-lucas-specialty-rock-3-8-in-fire-white-marble-roofing-aggregate-bright-white-80-lb-bag","provider":"Super Arbor","version":"1.0","type":"link"}