The running water in the fresh flow deluxe is always fresh and oxygenated the water is clear pure and cool and cats prefer to drink this kind of water the constant flow of the fountain will encourage your cat to drink more and the increased daily intake of water will improve your pets vital kidney functions an integrated active carbon filter ensures a good quality of water the freshly filtered water flows like a waterfall out of the upper part of the fresh flow deluxe over a ramp and then