The Ultimate Water Appliance! Get clean water throughout the entire household! Reduces: Chlorine bad taste & odor Volatile Organic Chemicals (VOC) sediment rust sand silt pesticides. 2-20 Big Blue Housing Pre filter 5 Micron Sediment cartridge Post Filter Radial Flow Carbon Cartridge For single-level home (1-4 people) For replacement cartridges use: Item #1227868-V-BB (sediment); Item # 155247 (Carbon )