Whirlpool Refrigerator Water Filter 3 (Pack of 2) EveryDrop Filter 3 is the only filter Certified by Whirlpool Corporation to work with your Whirlpool, Maytag, KitchenAid, JennAir, and Amana refrigerator. NSF Certified to Reduce the Most Contaminants. Reduces 66 contaminants, including pharmaceuticals, waterborne parasites, lead, mercury, and pesticides Certified to fit these leading refrigerator brands: Whirlpool, MAYTAG, KitchenAid, JENN-AIR and Amana. The only Genuine Replacement for the discontinued 4396841. Used in side-by-side refrigerators which accept Filter 3. Filter compartment is in the bottom left corner of the refrigerator Replace filter every 6 months or 200 gallons to maximize contaminant reduction