... Reverse Osmosis 2.DOW, Hydranaustic Membrane 3.Automatic wash and backwash Seawater Desalination Water treament1. ... Reverse Osmosis2.DOW, Hydranaustic Membrane3.Automatic wash and backwashapplication:food,dairy,beverage,biology ... RO systems ,cleaning system, high and low pressure protection system ,automatic liquid level control system ,automatic alarm system ,automatically stop when ...