In The Swim 25 lb. Bucket pH Increaser for swimming pools is granular sodium carbonate soda ash that raises pH in pools quickly for balanced pool and spa water.
Active ingredient: 100% Sodium Carbonate (Soda Ash)
Soda Ash pool pH increaser raises pH and Total Alkalinity
Helps maintain balanced pool water
Slows the rapid dissipation of chlorine caused by acidic water conditions
Reduces eye and skin irritation by reducing water acidity for swimmer comfort
Reduces corrosion of pool equipment, etching of plaster pool walls, and deterioration of vinyl liners
Pool pH increaser comes in an easy-to-use granular form for dosing and measuring
Add pool pH increaser at a rate of 1 pound per 10,000 gallons if pH is below 7.2
Retest water after every dosage added, You can swim after 4 hours of circulation