Fluoride Multi Plus Water Filter No Cartridge Sits on the counter and easily connects to any kitchen faucet. No cartridges to replace,99%+ chlorine removal 6-stage water filtration, including micron, Synthetic Aluminum Oxide absorbant media,KDF, GAC and ion exchange resin for great water filtration Flow rate - .75 to 1 gallon per minute Filter Capacity: 10,000 gallons (1-3 years, or when the flow of water either automatically stops or slows down considerably).