Haviland Calcium Hardness Increaser - 10 Lbs
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Calcium Hardness Increaser is used to raise the total hardness in swimming pool water. Low calcium levels can cause damage to the pool surface and equipment such as etching, pitting, corrosion or other similar problems.
Calcium Hardness Increaser Features:
- Raises the water hardness in pool water
- Proper calcium levels prevents damage to pool surface and equipment
- Calcium flakes
Add 1.2 pounds for every 10,000 gallons of water to raise the calcium hardness by 10 ppm.