Removes all grout residues and building-site dirt. Eliminates any saline efflorescence from terracotta. Removes lime deposits from floors, wall tiles (showers) and bathroom fixtures. It is a penetrating cleaner for outdoor paving. All-in-1 de-scaler and detergent: contains high concentrations of surfactants. Removes rust stains. More than 200 of the leading Tile and Stone Manufacturers recommend Fila for care and maintenance both in the USA and Worldwide.