InSinkErator F-2000S Water Filtration System Plus Includes: filter head bracket, F-2000 Replacement Filter, 2 polyethylene tubes, Quick-Connect Fitting, 2 mounting screws, 1/4-inch compression fittings Filter head bracket compatible with F-1000 and F-2000 replacement filter; not for use with InSinkErator SST-FLTR stainless steel tank and filtration system Reduces particulates, chlorine taste and odor, plus cysts, lead, mercury, asbestos, benzene, atrazine, 2, 4-D, Lindane, Carbofuran and other impurities down to 1/2 micron Sanitary, quick-change filter cartridge and twist-and-lock design for easy filter changes Recommended to replace water filter every 6 months for optimal performance