... 2)ultra-large water tank 3)microcomputer control RO Water Purifier Specification1.1-6stages2.PP,pre-carbon,Compression ... activated carbon,RO,post-carbon,Mineralization filter3.microcomputer control4.Housing size:29 ... valve11.Applications:Home,Office,Hotel Feature 1.High grade RO membrane separation technology2.Food grade material ensure safest water ...