Natural Chemistry Alkalinity Increaser, 2.71 lb Bottle | 14204NCM C9441 test and repeat as needed

test and repeat as needed until levels drop below 100 ppb

24 Square Inches Zinc Anode

not chlorine

000 ppb of orthophosphates per 10

Natural Chemistry Alkalinity Increaser, 2.71 lb Bottle | 14204NCM C9441 test and repeat as neededNatural Chemistry Spa Alkalinity Increaser 2. 71 lb Bottle Natural Chemistrys Spa Alkalinity Increaser is used to raise total alkalinity in spa water. Total alkalinity in spa water should be maintained between 80 120ppm. As a result of the buffering effect of total alkalinity, pH, bather comfort, water balance, and clarity are more easily maintained. Designed to lower pH of spa water Prevents corrosion damage to plumbing, equipment, and spa surfaces