... DOW, Hydranaustic Membrane 3.Automatic wash and backwash Seawater Desalination Water treament1.Reverse Osmosis2.DOW, Hydranaustic Membrane3.Automatic ... meter. Matching equipment:original water pump,mechanical filter,activated carbon filter,ultrafilter high pressure pump, RO systems ,cleaning ... system, such as active carbon absorption filter and refined quartz sand filter 4) 304 stainless steel rack and ...