Spa Life Calcium is the ideal solution for maintaining the perfect calcium hardness in your swimming pool and hot tub water. Designed to raise calcium levels to the optimal range of 150-200 ppm, it effectively prevents corrosion, surface pitting, and foaming, ensuring your pool and spa equipment lasts longer. With Spa Life Calcium, achieve the ideal water balance and enjoy maximum pool and hot tub enjoyment all summer long. Keep your water in prime condition and your equipment safe from damage with this essential hardness treatment.