Pool Season Alkalinity Up for Balanced Pool & Spa Water, Various Sizes Games & Toys restoring proper filtrant distribution across

restoring proper filtrant distribution across the filter grid assembly

originally manufactured under the American Products brand — now part of the Pentair portfolio

The 520657 serves as the central logic board of the EasyTouch 8 automation system

If the module fails to detect a valid flame signal within the lockout window

causing the hose to tangle

Pool Season Alkalinity Up for Balanced Pool & Spa Water, Various Sizes Games & Toys restoring proper filtrant distribution across100% Sodium Hydrogen Carbonate Easy to use, this granular product raises total alkalinity in the pool and acts as a buffer to prevent pH bounce, staining, and corrosion. Raises total alkalinity in water Contributes to optimal sanitizer performance Protects pool surfaces from staining and corrosion Helps prevent pH fluctuation Available in various sizes.