FreshWater pH/Alkalinity Increaser, 1.25 lb. Overlap This natural pool clarifier offers

This natural pool clarifier offers a powerful formula made from recycled crab shells from the seafood industry that would have otherwise ended up in landfills

Minimum operating depth:12

PERFECT FOR MULTIPLE CHLORINE POOLS: Our chlorine basket can be purchased as our Derby Duck or a cute tiki

and biodegradable formula

Powered by 5 D-cell batteries (Not Included)

FreshWater pH/Alkalinity Increaser, 1.25 lb. Overlap This natural pool clarifier offersIt is important to maintain a pH range of 7. 2 to 7. 8 in your spa. pH up prevents pH bounce and deterioration of spa surface and fittings from low total alkalinity. A pH reading that is too high can cause cloudy or colored water.