Glacial Pure Refrigerator Water Filter (1 Pack) EXCELLENT FILTERING:Reduce dozens of species contaminants, including pharmaceuticals, waterborne parasites, lead and mercury, pesticides, asbestos and industrial chemicals (Tested and certified thru IAPMORT to NSF/ANSI 42 Standards). DETAILED COMPATIBLE MODELS: EDR3RXD1,4396841 , 4396841b , 4396841p , 4396841t , 4396842b, 4396710 , 4396710b , 4396710p , 4396710t , 4396711b , 4396842pur w10121145 , w10121146 , w10177635 , w10186667 , w10193691 , w10193691tKENMORE 46-9020 46-9020P 4609020000 469020 469020P AFTER-SALE GUARANTEE: If you are unsatisfied with Mountain, please contact us immediately. We will provide an alternative or complete refund. We just want to let you love it, this is Mountain's purpose. QUICK INSTALLATION AND EASY REPLACEMEN:Installing this filter in only few min,.just aim at the directionReplace filter every 6 months or 300 gallons to maximize contaminant reduction. SINCERE SUGGESTION:Flush 4 to 5 gallons of water through Mountain cartridge before using.If you still have any questions, please contact us.