Don’t give your plants straight tap water. This filter unit is rated at up to 99% chlorine removal @7.5litres per minute flow and can clean up 90% of sediment particles above 5 microns. This filter is not designed to lower the electrical conductivity (EC) of your water. Most of the EC of your tap water is minerals which can only be removed with reverse osmosis. Having chlorine and sediment free water are essential for growing healthy plants and maintaining beneficial microorganisms, bacteria and fungi in your root zone and growing medium. These microbes cannot survive in the presence of chlorine. Chlorine free water is also essential for organic compost tea brewing and any biogenic growing method. The filter removes up to 99% of chlorine, 90% of sediment, rust, silt, etc. and volatile organic compounds and particulates down to 5 microns @ 2 GPM and easily produces 120 gallons per hour of clear water and has a filter capacity of 7,500 gallons.