{"product_id":"rhinoroof-813752-rhinoroof-u20-synthetic-roofing-underlayment-42-in-x-286-ft-10-square-roll","title":"RhinoRoof U20 Synthetic Roofing Underlayment, 42 in. x 286 ft., 10 Square Roll","description":"\u003ch1\u003eRhinoRoof U20 Synthetic Roofing Underlayment, 42 in. x 286 ft., 10 Square Roll\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eRhinoRoof U20 is a synthetic roofing underlayment supplied as one 42 in. x 286 ft. roll covering 1,000 sq ft (10 squares). It carries Class A fire resistance under ASTM E108\/UL 790 and is approved by Florida Building Code, Miami-Dade County and TDI. Use it as the water-resistive layer beneath asphalt shingle and other steep-slope roof coverings.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 Squares Per Roll:\u003c\/strong\u003e One 42 in. x 286 ft. roll covers 1,000 sq ft, equal to 10 roofing squares.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass A Fire:\u003c\/strong\u003e Tested to ASTM E108\/UL 790 for Class A fire resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMiami-Dade Approved:\u003c\/strong\u003e Approved by Miami-Dade County and the Florida Building Code.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTDI Approved:\u003c\/strong\u003e Carries Texas Department of Insurance approval for windstorm regions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntertek Listed:\u003c\/strong\u003e Intertek CCRR-1015 code report listing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Roll:\u003c\/strong\u003e Weighs only 24 lb per roll for easier 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\u003eRhinoRoof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e813752\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, 42 in. x 286 ft. (10 squares)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRhinoRoof U20 Synthetic Underlayment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e42 in. x 286 ft.\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\u003e1,000 sq ft (10 squares) 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\u003eSynthetic (polypropylene\/polyethylene) underlayment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFire rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASTM E108\/UL 790 Class A Fire Resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApprovals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASTM D4869; ASTM D226; ASTM E108\/UL 790 Class A; Florida Building Code; Miami-Dade County; TDI; Intertek CCRR-1015; CAN\/CSA A123.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 lb per roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteep-slope roofing underlayment beneath shingles and other roof coverings\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 42 in. wide by 286 ft. long and covers 1,000 sq ft, or 10 roofing squares. Estimate rolls by dividing total roof area by 1,000 sq ft and adding lap allowance per the manufacturer's instructions.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eIntended for use beneath asphalt shingles and other steep-slope coverings as a code-approved underlayment layer; it is a standalone roll and requires cap nails or fasteners for attachment. Eave and valley protection may require ice-and-water barrier products per local code.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFrequently Asked Questions (FAQ):\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: How much area does one roll cover?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e One roll covers 1,000 sq ft, which equals 10 roofing squares.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is it approved in high-wind coastal areas?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is Miami-Dade County approved, Florida Building Code approved and TDI approved.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How is it attached?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Follow the manufacturer's application instructions, typically cap nails or cap staples at the listed spacing with proper side and end laps.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Is it a fire-rated product?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It carries Class A fire resistance under ASTM E108\/UL 790.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How heavy is a roll?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Each 10-square roll weighs approximately 24 lb.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eRhinoRoof U20 replaces multiple courses of #15 or #30 felt on steep-slope jobs: one 10-square roll goes down quickly and stays light to carry. Watch side and end lap dimensions on the printed lap lines to keep the 1,000 sq ft net coverage honest. Its Class A fire listing and Miami-Dade\/TDI approvals make it a safe specification for coastal and windstorm markets.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eUnderlayment creates a slippery walking surface, especially when wet or dusty; wear proper footwear and use fall protection while installing.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder the RhinoRoof U20 10-square synthetic underlayment roll for your next shingle roof.\u003c\/strong\u003e\u003c\/p\u003e","brand":"RhinoRoof","offers":[{"title":"Default Title","offer_id":53529507692911,"sku":"813752","price":79.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/414975_default_hero.jpg?v=1790350604","url":"https:\/\/superarbor.io\/products\/rhinoroof-813752-rhinoroof-u20-synthetic-roofing-underlayment-42-in-x-286-ft-10-square-roll","provider":"Super Arbor","version":"1.0","type":"link"}