Puri Tech Liquid Spa Calcium Hardness Booster for Spas and Hot Tubs 16oz

Puri Tech Spa Calcium Hardness Booster Increases Calcium Hardness to Prevent Etching and Corrosion in Spas and Hot Tubs 16oz. Specially formulated with premium ingredients to clean Spas and Hot Tubs. Protection from Plaster Etching and Corrosion, low hardness levels will etch plaster and corrode equipment. Puri Tech Spa Calcium Hardness Booster Increases Calcium Hardness, extending the life of your spa, and helping to prevent foaming. Helps increase calcium hardness in spas and hot tubs with low hardness levels.

• Puri Tech Spa Calcium Hardness Booster raises the level of water hardness, which helps prevent foaming and corrosion of equipment
• Spa Calcium Hardness Booster also extends the life of your spa.
• Protects spas from plaster, etching and equipment corrosion.
• Compatible with chlorine, bromine, ozone, and biguanide sanitizers.
• 14 oz
• Determine the amount of product
• Pour the proper amount into the spa or hot tub with equipment turned on
• Run filter for 1-2 hours. Water may be retested in 20 minutes.
• Before adding this product, test the water with a calcium hardness test kit or ask your local spa dealer about water testing.
• Properly balanced spa water should maintain a hardness level of 150-400 ppm.
• One ounce of product per 500 gallons increases hardness by about 10 ppm