RO drinking water device, RO filter 1.Reverse osmosis water 2.Dow, Hydranaustic membrane 3. ... conductivity meter monitor,pressure gauge and flow meter. Matching equipment:original water pump,mechanical filter,activated carbon filter,ultrafilter high pressure pump, RO ... with pretreatment system, such as active carbon absorption filter and refined quartz sand filter 4) 304 stainless steel rack and pipe ...