This filter fits most Whirlpool® and KitchenAid® and Sears® water filtration system refrigerators that have the filter located through the front base grill below the freezer compartment door. Reduces chlorine, bad taste, odor, sediments, and more from your drinking water and ice cubes. NSF Certified. Retains Fluoride in your drinking water. This filter works excellent if you are on a well system or have known impurities in your water supply.