Descale and Clean kettle descaler will remove limescale, efflourescence, cement, rust and mortar stains from brick, concrete, quarry tiles, ceramics, glazed tiles, stainless steel and many other surfaces.  It contains inhibitors to prevent damage to stainless steel, chrome and other bright finishes, is harmless to most paints and finishes when correctly diluted, it also has Low Foam Surfactants to penetrate deposits quickly and to cut down foaming especially when used warm.