Replace Every 6 MonthsReplace your Water Filter every 6 months or every 200 gallons to maximize the reduction of contaminants.Certified Genuine PartOnly use Certified Genuine Part water filter for maximum refrigerator performance.Non-certified genuine parts are not certified to work with your MAYTAG, KitchenAid, JENN-AIR and Amana refrigerator. They are also not certified to the same levels of contaminant removal.PcakingsTwo kingds of packing are shipped randomlyDescriptionSuitable for the following item numbers:For Whirlpool EDR1RXD1, W10295370A, FILTER 1,Suitable for Kenmore 46-9930 9930 9930P 469930 04609930000, FILTER 1GSC25C4EYB GSC25C5EYB GSC25C6EYB GSF26C4EXB GSF26C4EXWGSS26C4XXB GSS30C6EYB GSS30C7EYB KFFS20EYMS KFIS29PBMSKSC24C8EYY KSF26 KSF26C4XYY KSF26C6 KSF26C6XYY KSF26C6XYY04P4RFKB2 P4RFWB P5WB2L PS237800I SF26C4EXY W10276924 W1029I030W10295370 W10394044 WRF560SEYB00 WRF560SEYM00 WRF560SEYMWRF560SEYW00 WRF736SDAWII WRL767SIAM WRS322FDAB WRS322FDAHWRS322FDAM00 WRS325FDAB WRS526SIAH WRS325SDHZ01