Balance Pak 300 5.5LB
- For raising calcium hardness levels
- Dissolves quickly
- Protects pool equipment from corrosion, plaster etching and wrinkling of liners
1 lb per 10,000 will raise calcium hardness 10 ppm.
Calcium Hardness in pool water should be maintained in the 175-275 ppm range. Never allow calcium hardness to remain below 100 ppm. Add this product directly to pool water by scattering it over the water surface. Do not predissolve this treatment as heat is generated when this product contacts water. Use surface compatible brush to brush away undissolved granules off pool surface. The addition of 4 lbs. of this product per 10,000 gallons of water will raise calcium hardness approximately 40 ppm. The addition of 10 lbs. of this product per 10,000 gallons of water will raise calcium hardness approximately 100 ppm.