SpaGuard Calcium Hardness Increaser


Raises calcium hardness; prevents corrosion. 12 Ounce Container.

SKU: 17541646123 Category:


SpaGuard Calcium Hardness Increaser raises calcium hardness in spa and hot tub water. The desired calcium hardness level in spa water should be 100 to 200 ppm. Low calcium hardness, below 100 ppm could cause spa water to be corrosive which may damage spa surfaces and/or equipment.


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