BioSmart Gravity Filter Pipe 16 oz bottle treats up

16 oz bottle treats up to 1

chloramine and heavy metals that are often present in city water supplies

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BioSmart Gravity Filter Pipe 16 oz bottle treats upThe BioSmart Gravity Filters are a multistage mechanical and biological filtration system in a compact package, designed for medium ponds, up to 5,000 gallons, or for ponds with moderate biological load (some fish). During filtration, the water is channeled through a series of filter foams that both remove sold waste and create a special environment allowing the beneficial bacteria to grow. During biological filtration, beneficial bacteria use harmful