Your pool water might look sparkling clear, but your water may also contain a concealed hazard to your pool equipment and surface - Low calcium hardness. If the water does not have enough calcium, it will scratch plaster surfaces. Discount Pool Supply's Calcium Hardness Booster is an easy to use chemical that works quickly to increase the calcium hardness in your swimming pool or hot tub and help maintain calcium levels between 200-300ppm for pools and hot tubs.
Benefits
Works quickly and effectively
Protects against staining and corrosion
Increases swimmer comfort
How to use
Add Calcium Hardness Increaser as needed. The desired range for calcium hardness is 225 to 300 ppm for plaster pools and 175 to 250 ppm for fiberglass, vinyl or painted pools.
Mix Aqua Coastal Calcium Hardness increaser with water.
If calcium hardness in less than this desired range, add 112 g per 10,000 L to raise the calcium hardness by 10 ppm.
Add mixed solution to your pool water.
Add about 1/4 at a time about 6 hours apart.
Calcium Hardness Booster Water Balancer Reviews
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