GLB pH Down - 10 lb

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Lowers pH level in swimming pool water. Compatible With Chlorine, bromine, salt water, ozone, minerals and biguanide Dosage 4 ounces (1/4 pound) per 10,000 gallons and recheck pH a fter 6 to 8 hours Manufacturer GLB Manufacturer Part # 71253A Pool Chemical Type Water Balancing Product Features pH should be maintained between 7.2 and 7.8 Show more