BioGuard Erase Iron Stain Remover - 1.75 lb. Type_Cleaner a gummy residue through the

a gummy residue through the filter

a completely different class of chemistry that kills bacteria effectively while leaving water that feels soft against skin

Watts: 5500

The cost of a replacement cartridge alone is many times the cost of a year's worth of FreshWater Spa Salt — use the right product from the start

Two cartridges can capture particles down to the same size

BioGuard Erase Iron Stain Remover - 1.75 lb. Type_Cleaner a gummy residue through theBioGuard Erase Iron Stain Remover 1. 75 lb. Overview BioGuard Erase Iron Stain Remover is specifically formulated to combat iron based stains, restoring your pool surfaces to their former beauty. Its proprietary granular formula can be added directly to pool water over the trouble areas, and is compatible with plaster, tile, and vinyl surfaces to accommodate virtually all pools. It can even be used to remove cobalt staining on fiberglass pools! Best