Product Overview
Quick Highlights
- 16 Ounces
- Calcium Hardness Increaser / Booster
- Dry Formula
- 100% Calcium Chloride Granules
- Use Stain and Scale Preventer weekly to prevent scale buildup
- Low calcium hardness can corrode the heater and damage the spa surface
- Low calcium can also contribute to excessive foaming
- If you are adding soft water to your hot tub replace the calcium as soon as possible
- 1 oz of this product will increase the calcium the hardness by 10 ppm per 500 gallons of water
Product Description
Spa Pure Hardness Increaser Booster (Calcium Hardness Increaser) raises the total hardness of your spa or hot tub water. Low calcium hardness can corrode the heater and damage the spa surface, and also can contribute to excessive foaming. High calcium hardness can cause scale buildup and cloudy water.
