Filter 3. Push button, single. Fits side-by side and bottom mount in the grille for Whirlpool, Maytag, Amana, Jenn-Air and KitchenAid refrigerators. Reduces chlorine taste and odor. Filters 2, 4-D, asbestos, benzene, carbofuran, cysts, endrin, lead, mercury, p-dichlorobenzene, particulates (Class 1), toxaphene, and turbidity.