SunGuard Spa Calcium Hardness Increaser – 1 lb
Low water hardness can cause staining or etching of the spa surface and corrode equipment. SunGuard Spa Calcium Hardness Increaser raises the calcium hardness level efficiently in spa water.
FEATURES & BENEFITS
- Prevents foaming and equipment corrosion
- 1 oz. of SunGuard Spa Calcium Hardness Increaser per 500 gallons of water will raise calcium hardness level by 10 ppm.
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