ICEDADDY Refrigerator Water Filter Compatible with GE MWF, Kenmore 9991, GE MWF, MWFA, MWFP, GWFA, 469991 (3packs) Compatible with GE MWF, GWF, GWFA, GWF01, GWF06, MWFA For the best filtration results, please replace the filter every 6 months or 300 gallons High grade carbon block that removes over 99% of numerous potentially harmful contaminants which may be present in your water The quality of the filter is the same as the branded filter but costs less Easy to Install and Replace: No need any tools