Everpure EV969271 7FC-S Water Filtration 0.5 micron Cartridge Product Description Integrated beaded phosphate with levels specifically selected for greater life and scale inhibition Sanitary cartridge replacement is simple, quick and clean; internal filter parts are never exposed to handling or contamination Protects drink system seals, pump, tubing and small orifices from clogging, corrosion and abrasive wear Reduces chlorine taste odor and other offensive contaminants that can adversely affect the taste of beverages Balanced cartridge for optimum performance in varying water qualities. Proprietary Fibredyne? II media with AgION antimicrobial protection media effectively inhibits the growth of bacteria on the filter media that can decrease product life Exclusive submicron technology provides superior chlorine taste odor reduction and micro-filters dirt and particles as small as 0.5 micron in size by mechanical means Compatible with Insurice, Insurice PF, QC7I, QL2, QL3B and QL3 Heads NSF/ANSI Standard 53 certified to reduce cysts such as Cryptosporidium and Giardia by mechanical means