Aqua Mix Heavy Duty Tile and Grout Cleaner - Quart Powerful Cleaner & Degreaser For heavily Soiled & Neglected Areas Cleans Ground-In Dirt, Grease, Soap Scum, Mildew Stains & Algae Strips Wax & Floor Finishes For Use on Granite, Limestone, Marble, Slate, Travertine, Ceramic, Porcelain, Grout and More