For raising pH level Protects pool equipment from corrosion, plaster etching and wrinkling of liners due to improper pH Prevents eye irritation due to low pH Features 100% sodium carbonate, Soda Ash Powder form Raises pH Compatible with chlorine, bromine, Mineral Springs®, saltwater and SoftSwim® systems. Benefits Improves swimmer comfort when ALEX® Pro recommends If the adjusted pH (after other product impact on the pH has been calculated) is low. Directions for Use If pH is below 7.2, apply Balance Pak® 200 as determined by ALEX® Pro instructions or the Alkali demand chart in test kit. Apply by broadcasting product evenly across the pool with the pump running. Circulate for 2 hours and retest pH. NOTE: Avoid physical contact with product. Follow safety information on label instructions. Store in a cool, dry place. Keep out of the reach of children.