{"product_id":"atlas-weathermaster-pro-grade-ice-water-underlayment-36-in-x-65-ft-roll","title":"Atlas WeatherMaster Pro-Grade Ice \u0026 Water Underlayment 36 in. x 65 ft Roll","description":"\u003ch1\u003eAtlas WeatherMaster Pro-Grade Ice \u0026amp; Water Underlayment 36 in. x 65 ft Roll\u003c\/h1\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eAtlas WeatherMaster Pro-Grade Ice \u0026amp; Water Underlayment is a 36 in. x 65 ft self-adhering membrane that adds an extra layer of waterproofing protection on vulnerable roof areas. One roll is the sell unit, and it pairs with Atlas shingles for complete roof defense in rough weather.\u003c\/strong\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproofing layer:\u003c\/strong\u003e Provides an extra layer of waterproofing protection and peace of mind when the weather gets rough.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUV protection:\u003c\/strong\u003e UV protected surface resists exposure during installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold-weather bond:\u003c\/strong\u003e Aggressive bond at low temperatures allows installation in cooler conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGranule adhesion:\u003c\/strong\u003e Superior granule adhesion supports durable surface performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide roll:\u003c\/strong\u003e 36 in. wide roll covers eaves, valleys and other critical areas quickly.\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\u003eAtlas\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, 36 in. x 65 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct line\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWeatherMaster Pro-Grade Ice \u0026amp; Water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36 in. x 65 ft roll\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\u003eApproximately 195 sq. ft. per roll before laps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish \/ texture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUV protected surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIntended use\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIce and water waterproofing underlayment beneath roof coverings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eKey properties\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAggressive bond at low temperatures; superior granule adhesion\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 36 in. x 65 ft roll covers roughly 195 sq. ft. before laps; account for 2-3 in. side laps and 6 in. end laps, and typically run it from the eave up past the interior wall line or in valleys and around penetrations.\u003c\/p\u003e\u003ch2\u003eFit and Compatibility:\u003c\/h2\u003e\u003cp\u003eInstalls beneath asphalt shingles and other roof coverings; pair with Atlas shingle lines and starter products. Follow roof deck preparation and primer requirements for the substrate in use.\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 36 in. x 65 ft roll of WeatherMaster Pro-Grade Ice \u0026amp; Water Underlayment.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Where should I use it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Commonly at eaves, valleys, around chimneys and penetrations, and other areas prone to ice damming and wind-driven rain.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Can it be applied in cold weather?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, it is formulated for an aggressive bond at low temperatures, though surface conditions still affect adhesion.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: Will sun exposure hurt it?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It has a UV protected surface, but membrane products should still be covered with the primary roofing promptly.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eQ: How much coverage per roll?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e About 195 sq. ft. before laps; subtract overlap area when estimating.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eExpert Verdict — Reviewed by the SuperArbor Pro Desk\u003c\/h2\u003e\u003cp\u003eRun ice and water membrane full-width along eaves in snow-belt climates and up valleys and around all penetrations. Its low-temperature aggressive bond makes shoulder-season installs more reliable. Always roll the membrane firmly to activate adhesion and check local code minimums for eave protection width.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eMembrane surfaces can be slippery, especially with frost or granular texture, so wear proper footwear and use fall protection on the roof.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eOrder Atlas WeatherMaster Pro-Grade Ice \u0026amp; Water Underlayment for premium waterproofing at your roof's most vulnerable spots.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Atlas","offers":[{"title":"Default Title","offer_id":53523916128623,"sku":"ATL550M002SE","price":218.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0830\/3499\/7051\/files\/ProductImage_ATL550M002SE.jpg?v=1790269547","url":"https:\/\/superarbor.io\/products\/atlas-weathermaster-pro-grade-ice-water-underlayment-36-in-x-65-ft-roll","provider":"Super Arbor","version":"1.0","type":"link"}