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Use 1 teaspoon of this product per 200 gallons of spa or hot tub water to prevent and eliminate foaming in water
It also eliminates discolored water from metals
do not allow un-dissolved particles to sit on surfaces for more than 30 seconds
32-96 fl oz depending on severity of stain
Erase Iron and Stain Remover Use 1 teaspoon of thisBioGuard Erase 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 of all, Erase Iron Stain Remover is made by BioGuard, an
