Scale Remover is a dispersant and scale inhibitor product,developed for use in pools, spas, and heating equipment to remove and control scale and other deposits caused by calcium, magnesium, barium, aluminum, iron, and other polyvalent cations present in the water. (It is phosphate-free). It is used in pool water treatment to reduce scale formation, stains caused by oxidation, corrosion of heating equipment, and filter clogging.