... for filtrationStorage for system Main equipment included that pre-treatment ,RO system,Washing system etc.(A).Pre ... 0.1 mg. L. 3. Softening system: This system is to prevent begrime the membrane by ... pump,membrane and membrane housing, electronic Control System .It cut out colloids, bacteria, virus and ... pure water tank is empty, the RO system will automatically run to produce the pure water.4>Process ...