Schluter Systems Kerdi 108 sq ft Plastic Waterproofing Tile Membrane Tools Routers 7 square feet per carton 7 square feet per carton Suitable for indoor wall and backsplash use only DCS391B protected by a 3 year limited DEWALT warranty and a 1 year free service contract Kerdi is a pliable sheet applied polyethylene waterproofing membrane and vapor retarder Eliminates water damage which can lead to mold and mildew Features an anchoring fleece on both sides to anchor the membrane in thin set mortar Ideal for waterproofing in conjunction with tiled surfaces on walls and floors Emits zero VOCs and can contribute towards achieving green building credits Guarantees uniform thickness Listed by cUPC and evaluated by ICC ES Measures 3 ft 3 in x 33 ft = 108 ft Material Plastic Series Name Kerdi Length (Inches) 396 Width (Inches) 0