{"product_id":"usg-durock-liquid-waterproofing-crack-isolation-membrane","title":"USG Durock Liquid Waterproofing \u0026 Crack Isolation Membrane","description":"\u003ch3\u003eLiquid Waterproofing for Showers and Wet Areas\u003c\/h3\u003e\n\u003cp\u003eUSG™ Durock® Liquid Waterproofing \u0026amp; Crack Isolation Membrane is an acrylic polymer-based elastomeric membrane for residential and commercial tile and stone applications. The liquid-applied membrane waterproofs floors, walls, countertops, showers, and other wet areas while also functioning as a vapor retarder over approved substrates.\u003c\/p\u003e\n\n\u003ch3\u003eSteam Shower Waterproofing and Vapor Protection\u003c\/h3\u003e\n\u003cp\u003eWith a permeance rating of 0.38 perms at 20 mils dry thickness when tested to ASTM E96 Procedure E, the membrane can be used in continuous-use residential and commercial steam showers without an additional vapor retarder. It also bonds directly to stainless steel, PVC, and ABS drains and can be used as a shower pan liner in accordance with applicable IPC and UPC provisions specified by USG.\u003c\/p\u003e\n\n\u003ch3\u003eCrack Isolation Up to 1\/8\"\u003c\/h3\u003e\n\u003cp\u003eThe membrane provides anti-fracture protection over shrinkage and other non-structural cracks up to 1\/8\" (3 mm). It meets ANSI A118.10 requirements for load-bearing bonded waterproof membranes and ANSI A118.12 requirements for crack isolation membranes for thin-set ceramic tile and dimension stone installations.\u003c\/p\u003e\n\n\u003ch3\u003eRoll, Brush, Trowel or Spray Application\u003c\/h3\u003e\n\u003cp\u003eThe fast-drying liquid membrane can be applied by roller, brush, trowel, or spray and changes color when cured. Smooth vertical substrates can require one coat, while rough substrates such as Durock® Cement Board and all horizontal applications require two coats. Suitable substrates include concrete, masonry, cement backerboard, gypsum-fiber panels, and gypsum-based cement toppings.\u003c\/p\u003e","brand":"USG","offers":[{"title":"1 Gallon","offer_id":42578761875651,"sku":"USG-MEM-LQ-1G-170402","price":40.0,"currency_code":"USD","in_stock":true},{"title":"3.5 Gallon","offer_id":42578761908419,"sku":"USG-MEM-LQ-3G-170401","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0604\/8373\/1651\/files\/LIQUID-APPLIED.png?v=1747676355","url":"https:\/\/tilethis.com\/products\/usg-durock-liquid-waterproofing-crack-isolation-membrane","provider":"Tile This","version":"1.0","type":"link"}