Style:Water Filtration System The Aqua Pure Cyst-FF Drinking Water Filtration System is an economical undersink alternative to bottled water that connects to your primary faucet. Ideal for use in the kitchen or the bathroom. This system reduces sediment, chlorine taste and odor and cysts. 3/8 push-in fittings and tubing included. Rated at 1.5 gpm flow rate and 2,000 gallon capacity. Includes tubing.