Thin film composite membrane Stainless membrane housing Powder-coated steel bracket Inlet and outlet pre-filter gauges Liquid-filled system pressure gauge S.S. waste & recycle fixed flow control High-pressure brass comp. fittings Low-pressure switch Feedwater inlet solenoid valve 1/2 hp 50/60 HZ motor Rotary vane pump 20" 5 micron sediment pre-filter 10" carbon block pre-filter Salt rejection 95-99%