JKM1014 Features: * Revolutionary product for removing calcium carbonate scale and efflorescence * Removes 2 4 mils of scale per application * Will not harm tile, grout or plaster when used as directed * May be used on vinyl liners, glass block, most stone, and fiberglass (Note: Always test before full use) * Easier to work with and not as harsh as Muriatic Acid * Compatible with pool water chemistry * (IMPORTANT: Please refer to Specification Sheet below before use) Options: * Available in 32 ounce, 1 gallon, and 5 gallon sizes