... Element, High Quality, Guarantee: 3 Years Reverse osmosis (RO) is a membrane technical filtration method that ... description: 1,Advance RO technology applied, high purification performance. 2,Low Noise, advanced and imported ... system for corresponding back washing 5,PLC/PC controlled. 6,Install / disassemble easily. Applications: 1, water treatment in power plant, chemical industry. 2, water treatment ...