CertainTeed’s Diamond GlasRoc Tile Backer

Now available for floor and countertop applications, this product from CertainTeed Gypsum is reinforced with embedded glass mats for added strength and moisture and mold resistance. A patent-pending polymer coating features a unique textured surface that creates a strong bond, reducing tile slippage during installation. The ¼-inch product is 40 percent lighter than traditional cement boards and easier to handle and cut, reducing installation time. Standard sizes are 3 feet x 5 feet and 4 feet x 4 feet.