... water treatment, Ro water purifier Reverse Osmosis, water plant ISO, CE, abroad installation 1000LPH - 50000LPH Ro water purification equipment Main applications:1.Brackish water, ... solenoid valve;2.Automatic liquid level control of the feed water tand;3.Auto--rise feature of pre-treatment ... .Pure water tank high water level auto stop,low water level augo-boot feature;5.Multi-stage pump with high ...