Replacement filters for PetKit Eversweet fountain (5pcs)Replacement filters for PetKit Eversweet fountain (5pcs). Filters are dedicated to Eversweet 1 2 3 fountains. Special 3 stage filtration will ensure that your cats have access to pristine and fresh water for a longer period of time. In the first stage, a special mesh filter effectively purifies the water from hair and other impurities. Then the activated carbon filter rids the water of unpleasant odor and enriches the water with flavor. In the final