Pool Calcium Hardness Increaser
13 results
4.2
- •Increases low total hardness levels in swimming pool water
- •Prevents corrosion, etching, and staining
- •Prevents pool surface damage
4.9
- •Raise the calcium hardness of your swimming pool water to protect your pool surfaces and equipment from harm
- •Helps prevent swimming pool water from becoming corrosive
- •Protects & prevents corrosion; Protects pool liners, metal and plastic surfaces as well as equipment from damage