- Raises calcium levels
- Prevents foam
- Protects spa from harmful corrosion
Details: Increases hardness in spas and hot tubs in areas with low levels of hardness. Features: Easy-to-use liquid product Prevents corrosion of plumbing and equipment Applications: Normal: 1. Determine amount to be added by using a hardness test kit. 2. Pour proper amount into spa or hot tub with equipment turned on. 3. Run filter for 1-2 hours. 4. Water may be retested in 20 minutes. Tips: Low hardness will etch plaster and corrode equipment. Compatible with chlorine, bromine, ozone and mineral purification systems.
Item Condition: New