Additional Details ------------------------------ Product description: The 3M High Flow Series Replacement Cartridge, Model HF40-S provides consistent high quality water by reducing particulate*, chlorine taste and odor, cyst**, bacteria1, and scale*. The Sanitary Quick Change (SQC) design allows for fast and easy cartridge change-outs.Our 3M High Flow Series Replacement Cartridge, Model HF40-S provides consistent high quality water by reducing particulate*, chlorine taste and odor, cyst**, and bacteria1. Built-in scale inhibition can help to prevent the potentially harmful effects of scale build-up on equipment. Integrated Membrane Pre-Activated Carbon Technology ("I.M.P.A.C.T.") filtration media combines a membrane with a premium activated carbon block to help provide excellent throughput and cartridge life. Our Sanitary Quick Change (SQC) encapsulated cartridge design allows for fast and easy cartridge change-outs without the need for a filter wrench.