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Ships today if ordered in the next:
The Rx Clear® Swimming Pool Calcium Booster raises total calcium hardness in the water to prevent staining, corrosion or etching of pools. Ideally, levels will range from 200-400ppm. Add the calcium hardness increaser when the total water hardness levels drop below 150ppm. Rx Clear® Swimming Pool Calcium Booster is composed of 100% Calcium Chloride.
| More Information | |
|---|---|
| Brand | Rx Clear® |
| Weight | 25 Lbs |
