Balance Pak 300 is used to boost calcium hardness in swimming pool water. It dissolves quickly and with less cloudiness than many brands.
Balance Pak 300 Features:
- Raises calcium hardness in swimming pool water
- Inhibits corrosion of pool equipment and surfaces
- 5 Pound Bottle
- Add 5 lbs of this product to raise the calcium hardness by 50 ppm in 10,000 gallons of pool water. Dosage chart on bottle.