GLB pH Decreaser helps you to maintain proper pH levels. Keeping proper pH levels will help ensure pool sanitizers are working at maximum efficiency and aid in preventing staining, scaling and clouding of pool water. APPLICATIONS: When pH Value Rises Above 7.8: While the pump is in operation, distribute 4 oz. (1/4 lb.) for each 10,000 gallons of water into the deep end of the pool (but not near metal fittings or the skimmer). TIPS: Allow 6 to 8 hours for distribution throughout the pool, and then recheck the pH. 10 LB. CONTAINER.
Lowers pH level in swimming pool water. Allows lowering of pH level as needed Aids in preventing staining, scaling and clouding of pool water