OnePurify RFC0500A 4396508 Filter 5 Compatible Refrigerator Water Filter Healthy Choice: Our Active Carbon Block Filter is designed to reduce levels of chlorine off-flavors & odor, lead cysts and other impurities & contaminants. For optimum performance replace every 6 months Easy to install: Simple and clear instructions Affordable Option: Costs less than OEM filters without compromising any quality or flow rate Certified Performance: WQA Certified. Manufactured in an ISO9001 / FDA Registered facility Comparable Part Numbers: Whirlpool 4396510 4396508 EDR5RXD1 KitchenAid 4396547 439163 4396509 Kenmore 9902 9908 9010 04609010000 10653292201