Faucet filter replacement cartridge features a long-lasting design to stay effective for up to four months or 100 gallons of water. One-click replacement snaps on with just a single click for simple installation. Filter is perfect for filtering out odors and impurities in tap water, including asbestos, chlorine, lead, benzene and trichloroethylene. BPA-free filter is designed to fit all models of Brita Basic and Advanced faucet filtration systems (sold separately).