A filtering equipment using three or more different media in series, in contrast to single medium filter, e.g. coal and sand.
« Back to Glossary IndexGarratt-Callahan Water Treatment Expertise Since 1904
Water Treatment Products
Eduardo Lopez · ·
A filtering equipment using three or more different media in series, in contrast to single medium filter, e.g. coal and sand.
« Back to Glossary IndexWorried about Legionella in your system? Get Help