MT.Purity Refrigerator Water Filter Compatible with EDR1RXD1 W10295370A Filter 1 KenMore 46-9930 (3-Pack,Black) COMPATIBLE WITH:W10295370, W10295370A, Filter 1,EDR1RXD1, 46-9930, 46-9081 etc NSF AND SERVICE LIFE--Certified by IAPMO RT to NSF/ANSI 42 for chlorine reduction;The real filter life span depends on water quality and level of contaminants ,but for best filtration results, please Replace filter every 6 months or 200 gallons to maximize contaminant reduction. QUICK INSTALLATION AND EASY REPLACEMEN:Installing this filter in only few min,.just aim at the direction. SINCERE SUGGESTION: Flush 4 to 5 gallons of water through Mountain cartridge before using.If you still have any questions, please contact us. AFTER-SALES GUARANTEE:If you have any unsatisfied with MT.Purity,please contact us immediately.We will provide an alternative or completely refund.We just want to let you love it,this is MT.Puritys purpose.