This filter should not be used with water that is micro biologically unsafe or of unknown quality, without adequate disinfection before and or after the filter. This filter has been tested by the manufacturer against ANSI/NSF Standard 42 for the reduction of Chlorine, Tastes and Odors.Economical alternative to expensive substitutesDelivers clean, clear water that looks and tastes greatWill remove or reduce Chlorine, Tastes and Odors that may be present in your drinking waterLasts for up to six months or 300 gallonsDoes not remove minerals which may be beneficial to healthFilter dimensions: 5.25"L x 3.5"ODCompatible with (GE, Kenmore, Hotpoint): GE® Filters - MWF GWFMWFA, GWFA GWF06 Kenmore® Filters - 46-9991Hotpoint® Filters -HWFHWFA