Calcium Hardness Increaser

Description - For raising Calcium levels- Protects spa equipment from corrosion  SpaGuard Calcium Hardness Increaser raises calcium hardness in spa and hot tub water. The desired calcium hardness level in spa water should be 100 to 200 ppm.  Low calcium hardness, below 100 ppm could cause spa water to be corrosive which may damage spa surfaces and/or equipment.  Product Dosage - Use all level measurements 1 capful = 2 teaspoons; 3 teaspoons = 1 tablespoon  Spa Capacity(gallons) 25 ppm 50 ppm 60 ppm 100 ppm 100 2 Tbsp 2 Tbsp 2 Tbsp+1 tsp 4 Tbsp 150 1 1/2 Tbsp 3 Tbsp 3 Tbsp+1 tsp 6 Tbsp 250 2 1/2 Tbsp 5 Tbsp 6 Tbsp 10 Tbsp 400 4 Tbsp 8 Tbsp 9 Tbsp+tsp 16 Tbsp 500 5 Tbsp 10 Tbsp 12 Tbsp 20 Tbsp Directions Use an accurate test method to determine calcium harness of water Using the chart above and total hardness test results determine the required amount of SpaGuard Calcium Hardness Increaser needed to adjust the calcium to maintain a rea