Capacity: 6,000 gallons, Maximum Flow: 1.67 gpm (6.3 Lpm) Carbon block filter finely polishes water for high quality beverage and food applications Reduces chlorine taste and odor and other offensive contaminants that can adversely affect the taste of water and beverages Reduces extra fine dirt and particles as small as 5 micron in size Does not remove fluoride Sanitary cartridge replacement is simple, quick and clean. Internal filter parts are never exposed to handling or contamination NSF Certified under NSF Standard 42 Particulate Reduction as tested by Everpure Features Particulate Reduction Taste & Odor Scale Control (4CB5-S and 7CB5-S only)