Natural Chemistry Spa Calcium Increaser
Natural Chemistry's Spa Calcium Hardness Increaser is used to raise calcium hardness in spa water. Calcium hardness in spa water should be maintained between 150-250 ppm. Low calcium hardness levels could cause the spa water to become corrosive, which may result in damage to the spa surface or equipment.
- Raises calcium hardness in spa/hot tub water
- Protects equipment from corrosion
- Granular formula
- 1.83 Pounds
- Example; Add 3 ounces of this product in a 400 gallon spa to raise the calcium hardness by 40 ppm.
- Read entire label before using. Complete dosage chart can be found on the bottle.