... cosmetic, pharmacy, chemical industries, foodstuff, drinking water. 4.1 year guantee ro water treatment system Use:Cosmetic, pharmacy, chemical industries, foodstuff, ... 90%2, Fully-auto system: auto stop when water is full and auto start when no water, Auto backwash, IC ... microcomputer control system, auto backwash RO fil, raw water and well water conductivity is ...