EV9612-11 Everpure C-104 Replacement Filter CartridgeReplace the C-104 cartridge (EV9612-11) yearly to reduce the following contaminants:Lead to below the Federal Action Level of 15 ppbNSF/ANSI Standard 53 certified to reduce cysts such as Cryptosporidium and Giardia by mechanical means.This cartridge also reduces:Chlorine taste and odorDirt and cloudinessMold and algaeOxidized ironOxidized manganeseOxidized sulfidesReduces particles as small as 0.5 micron in size by mechanical means.Limescale build-up in appliances that use waterFeatures :A 1/2 gallon per minute flow rateA 1000 gallon capacity