The Platinum Line Plus is a versatile 4 Stage ultimate grade RO Filter supplied with two large 10" prefilter housings with sediment and carbon cartridges, one 10" DI filter housing with ion exchange resin and one RO membrane housing. Platinum Line Plus Features: Oil Damped water pressure gauge, 24v DC high pressure pump and RO Control unit. The RO Control Unit displays various operating functions and continuous TDS readout. The Platinum Line Plus also features automatic back flushing. The recovery ratio is up to approx. 1:1 concentrate to permeate. Rejection rate is up to 99%. Platinum Line Plus output up to 400ltrs/day.