oceanicwater Store FOR SALE BIG BLUE 4.5 X 10" KDF55/GAC WATER FILTER/CARTRIDGE. REDUCES chlorine taste and odor, water-soluble heavy metals, and controls scale, bacteria, and algae in your water. KDF is a patented medium that consists of high purity copper-zinc granules that use redox (exchange of electrons) to effectively reduce chlorine and heavy metals as well as controlling microorganisms in potable water.
