Established in 1973 in Whittier California, Pureflow Filtration Div. specializes in the removal of heavy metals, radionuclides, sulfides, and organics from drinking water supplies, industrial water sources, and process streams. Pureflow offers biological systems for iron and manganese removal as well as pressure filtration systems utilizing their Pureflow PM200 media with flow rates from 20 gpm to 10,000 gpm, Pureflow has designed and manufactured hundreds of treatment systems throughout the US, Canada, and Mexico.