water treatment, process raw water into pure water. maked by sus304 material. automatic control. Usually, this system contains: sand filter, active carbon ... system:This system contains: RO film, pressure vessel, frame, high pressure pump, etc. The desalting rate can reach 99.6 ... the ozone can mix with the water better, and kill the germ in the water. 1raw water tankV=3m3, sus3042sand filterφ500mm× ...