Blue Wave Total Alkalinity Increser, also called alkalinity up is used as needed to raise total alkalinity levels to the safe (non-corrosive) zone. Stops eye irritation, equipment corrosion, and plaster etching caused by low alkalinity. When properly balanced, Total alkalinity Stabilizes the pH level in pool water and eliminates the demand for unusually large amounts of pH adjusters. Enables chlorine to work more effectively. Recommended Dosage: Use 1-1/2 lbs. of Alkalinity Increaser to raise the total alkalinity approximately 10 ppm per 10,000 Gallons.