Model # 27200C69SP
Store SKU # 1000166512
Spa Pure Cal Up is used to raise the calcium hardness in spa and hot tub water. Low calcium levels in spas and hot tubs can lead to corrosion of expensive metal components. Calcium hardness should be maintained between 150-200 ppm.
- Raise calcium hardness of spa or hot tub water
- Protect your spa components from corrosion
- Test water regularly and apply Cal Up as needed to maintain ideal calcium hardness
- Proper calcium hardness supports the chemical balance in your spa or hot tub