... , including water desalting( make drink water from bitter &salt water and seawater), purified water (purification of cooling water and boiler water), ultra-pure water (water for paint ... it is further guaranteed the quality of the equipment. E.g.: Grundfos pump, Hydraunautics membrane, Electropure EDI, Gemu valves, Burkert ... whole set documentations: FAT, SAT, DQ, IQ, OQ, PQ ect. RO water purifier