This Everpure EV9612-32 i4000 filter replacement cartridge has a new and improved Micro-Pure II media with AgION anti mycobacterial protection which inhibits any potential bacterial growth. It also reduces water-related ice machine problems caused by scale build-up from dirt and dissolved minerals. The replacement cartridge reduces chlorine taste and odor as well as other offensive contaminants. The submicron technology reduces dirt and particles and other contaminants that are harmful to health. The EverPure EV9612-32 i4000 filter's sanitary cartridge replacement is simple, quick, and clean.