BioGuard Balance Pak 300 Brand_FreshWater and any gap lets unfiltered

and any gap lets unfiltered water slip past the media — the reason a spa can run cloudy with a brand-new filter installed

Grid Diameter: 29 in / 74 cm

Color: Dark charcoal

and your cartridge lasts longer before it needs replacing — which keeps money in your pocket

BioGuard Balance Pak 300 Brand_FreshWater and any gap lets unfilteredBioGuard Balance Pak 300 Overview BioGuard Balance Pak 300 is a calcium hardness increaser. This product boosts calcium hardness to help prevent equipment corrosion, etching of plaster, and wrinkling of liners. It has a unique palletized formulation which means faster dissolving and less cloudiness. Low calcium hardness can cause staining, etching, or distorting of the pool's finish. Plaster etched by low calcium hardness will become abrasive and