High productivity performance nanofilter drinking water purification system for residential and light commercial applications Sediment and compressed carbon block pre-filtration removes tiny particles like rust, silt, taste and odor-causing chemicals like chlorine, chloramine and rotten-egg odors. High-efficiency AXEON NF3 Series Thin Film Composite nanofilter membrane removes 40-50%% of water contaminants like nitrate, TDS, fluoride, lead, sodium and mercury Concentrate valve Produces 1000 gallons per day at 70 PSI ( 4.83 bar) Best used for residential and light commercial drinking water use