Reduces asbestos, atrazine, benzene, chlorine taste and odor, cysts, lead, lindane, mercury, sand, sediment, rust and VOCs, Twist & Lock filter design makes it easy to install and replace filters in seconds, without tools. A simple quarter turn twist and you're done., Designer faucet with filter reminder light and installation kit included, For use with replacement filter set FQSVF, Filters last 6 months or 160 gallons per filter set