Rx Clear® Swimming Pool Calcium Booster (Various Quantities)

Rx Clear® Calcium Booster will increase calcium hardness in your water to help prevent stains or deterioration. This product also reduces the weathering and bubbling of certain chemicals. Made from 100% Calcium Chloride, Rx Clear® Calcium Booster should be used when water hardness levels drop below 150 ppm.

Benefits:

• Prevents Stains & Deterioration: Increases calcium hardness in water to prevent stains or deterioration.
• Reduces Weathering & Bubbling: Decrease weathering and bubbling of specific chemicals for pool upkeep.