{"product_id":"guru-w-s-waterproof-tile-backer-board","title":"GURU W-S Waterproof Tile Backer Board","description":"\u003ch3\u003eWaterproof Tile Backer Board with Integrated Membrane\u003c\/h3\u003e\n\u003cp\u003eThe GURU® W-S Board is a waterproof tile backer board featuring a high-density XPS foam core with a factory-bonded WATER-STOP membrane on both sides. The integrated membrane extends beyond the board edges to create a waterproof flange that simplifies seam treatment while providing a tile-ready substrate for ceramic, porcelain, and natural stone installations.\u003c\/p\u003e\n\n\u003ch3\u003eBuilt for Showers, Wet Areas, and Steam Applications\u003c\/h3\u003e\n\u003cp\u003eDesigned for shower walls, tub surrounds, and other wet area wall assemblies, W-S Board installs over wood studs, metal studs, drywall, and existing tile surfaces. Tongue and groove edges eliminate the need for banding in standard wet area installations, while steam shower applications require seam banding and sealant for complete waterproofing.\u003c\/p\u003e\n\n\u003ch3\u003eTile-Ready Surface with Waterproof Protection\u003c\/h3\u003e\n\u003cp\u003eThe factory-bonded waterproof membrane eliminates the need for an additional surface waterproofing membrane before tile installation. The board accepts direct thin-set mortar application and meets ANSI A118.10, ANSI A118.12, and IAPMO PS106 performance standards for waterproofing and crack isolation.\u003c\/p\u003e\n\n\u003ch3\u003eApplications for Residential and Commercial Tile Projects\u003c\/h3\u003e\n\u003cp\u003eW-S Board is suitable for shower wall installations, tub surrounds, wet area wall assemblies, tile-over-tile renovation projects, and other waterproof tile backer applications where a lightweight, waterproof substrate is required.\u003c\/p\u003e","brand":"GURU USA","offers":[{"title":"36\" x 60\" x 1\/2\" (5 Sheets)","offer_id":45124129947843,"sku":"GURU-WS-BOARD-3X5X1\/2-IMU9300-5PK","price":246.0,"currency_code":"USD","in_stock":true},{"title":"36\" x 60\" x 1\/2\" (6 Sheets)","offer_id":45124129980611,"sku":"GURU-WS-BOARD-3X5X1\/2-IMU9300-6PK","price":295.2,"currency_code":"USD","in_stock":true},{"title":"36\" x 60\" x 1\/2\" (7 Sheets)","offer_id":43364829364419,"sku":"GURU-WS-BOARD-3X5X1\/2-IMU9300-7PK","price":344.4,"currency_code":"USD","in_stock":true},{"title":"36\" x 60\" x 1\/2\" (80 Sheets)","offer_id":43364829397187,"sku":"GURU-WS-BOARD-3X5X1\/2-IMU9300-80PK","price":3936.0,"currency_code":"USD","in_stock":true},{"title":"48\" x 96\" x 1\/2\" (80 Sheets)","offer_id":45104748298435,"sku":"IMU9301","price":6590.4,"currency_code":"USD","in_stock":true},{"title":"24\" x 96\" x 2\" (20 Sheets)","offer_id":45104748331203,"sku":"IMU9700","price":1819.6,"currency_code":"USD","in_stock":true},{"title":"24\" x 48\" x 2\" (20 Sheets)","offer_id":45104748363971,"sku":"IMU9710","price":955.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0604\/8373\/1651\/files\/guru-ws-board-7-pack.png?v=1748961000","url":"https:\/\/tilethis.com\/products\/guru-w-s-waterproof-tile-backer-board","provider":"Tile This","version":"1.0","type":"link"}