A powerful foaming product designed for the safe and quick removal of limescale deposits from shower heads. Descales shower heads, plumbing fittings and sanitary ware in one operation. The product may also be used as a general surface descaler e.g. shower cubicles made from glass or acrylic plastic, wash basins and toilets, ceramics, taps, bathtubs and showers, chrome, ceramic floor and wall tiles.