Environmental Water Systems F.SET.RO3-UV Replacement Filter for 3-Stage Reverse Osmosis System with Ultraviolet (UV) Disinfection Cold Only Faucets The scale inhibition feature uses

The scale inhibition feature uses polyphosphates in minute quantities to bind calcium and magnesium hardness minerals

allows for fast and easy cartridge change-outs without having to contact the filter media or the need for a filter wrench

minimizing water pressure loss commonly seen with using water filters

Everhot tank sold separately

Rated to 1 micron

Environmental Water Systems F.SET.RO3-UV Replacement Filter for 3-Stage Reverse Osmosis System with Ultraviolet (UV) Disinfection Cold Only Faucets The scale inhibition feature usesReplacement Filter Set for RO3 UV Advanced 3 Stage Under Counter Reverse Osmosis System with Added UV Protection from Bacteria & Viruses. At A Glance Three stage RO3 contains our unique two stages of advanced, high grade carbon filtration. High capacity 50 gallon per day reverse osmosis membrane. Pre carbon filtration to protect the membrane from chlorine. Post carbon block filtration is unique to all EWS RO Systems for removal of lead and cysts.