Benefits-Reduces chlorine taste and odor and other offensive contaminants. New and improved Micro-Pure II media inhibits the growth of bacteria. Improves the taste of fountain beverages and helps retain the drink's carbonation. Precoat submicron technology reduces dirt and particles as small as 1/2 micron in size and reduces health contaminants such as cysts. Protects drink system seals, pump, tubing and small orifices from clogging, corrosion and abrasive wear.. Manifold features water shut off, flushing valve, inlet and outlet pressure gauges. Sanitary cartridge replacement is simple, quick and clean. Internal filter parts are never exposed to handling or contamination. NSF Certified under NSF/ANSI Standards 42 and 53.