Custom Building Products, the leader in Tile, Stone & Flooring Installation Systems and Products in North America.Custom , based in Huntington Beach, California, is North Americas leader in flooring preparation products and tile and stone installation systems for residential and commercial projects. The companys product brands, including WonderBoard Lite backerboards, RedGard waterproofing and crack prevention membrane, Fusion Pro, Prism SureColor, CEG-Lite and Polyblend grouts, a comprehensive line of lightweight mortars, TileLab and AquaMix maintenance products, and SuperiorBilt tools, are considered among the most popular and most trusted by industry professionals. Custom Building Products continually raises standards for the flooring, tile and stone industry through its commitment to provide performance-driven installation systems and support.