BioGuard Balance PAK 100 - 25lb.

BioGuard Balance Pak 100 (25lb) is a fast-dissolving alkalinity increaser formulated to quickly raise total alkalinity and stabilize pH in pool water. Regular use prevents pH swings caused by rain, swimmer activity, and chemical application, reducing the risk of corrosion, plaster etching, liner wrinkling, and metallic staining. This convenient granular product dissolves easily and ideal for all pool types to maintain optimal water balance and swimmer comfort.