Freshwater™ pH / Alkalinity DOWN 1.5 lbs. - Alkalinity and pH Decreaser Hot Spring Cold Plunge filter The granular formulation will gradually

The granular formulation will gradually increase water hardness which will help prevent the corrosion of equipment and foaming caused by soft water

Prevents surface staining and spa water discoloration with routine use

Now Available in a new dissoluble gem (pod) form

Measures phosphates from 0 ppb to 2500 ppb (parts per billion)

At least every 3 months

Freshwater™ pH / Alkalinity DOWN 1.5 lbs. - Alkalinity and pH Decreaser Hot Spring Cold Plunge filter The granular formulation will graduallyFreshwater pH Alkalinity Down lowers the total alkalinity levels and the pH in your spa water to increase the effectiveness of your sanitizer as well as reduce the chance of equipment corrosion. Active Ingredient: 95% Sodium Bisulfate Size: 1. 5 lbs. Freshwater pH Alkalinity Down is compatible with all spa water sanitization systems including: silver ion granulated chlorine systems, salt systems, Frog @Ease, Frog Serene, granulated bromine, bromine