30 micron replacement filter for the EcoPure No Mess Whole Home Water Filtration System (EPWHE) and will last up to 6 months, twice as long as most other whole home filters. Automatic bypass eliminates the need to shutoff household water supply when changing filters. Dirt and contaminants are captured in the encased filter so there is no need to touch the used, dirty filter media - allowing for a tool-free, easy filter change in just minutes. This filter is NSF certified to reduce heavy smounts of sediment, dirt, sand, silt.