Grout Clean, Clinging Tile & Grout Cleaner is a heavy duty concentrated product for safe ceramic tile and grout cleaning. It is composed of synthetic detergents, wetting agents and acids. An unusual formulation that is unique in its range of cleaning ability for home and industrial, commercial and institutional use. It cleans by chemical action, recaptures natural colours and appearance of the tile. It leaves no dirt-catching film and pore-filling salts. Grout Clean can also be used to clean chrome and stainless steel surfaces, making them leaner and brighter.