... Stage Water Softener 3stage ,sand, carbon and resin, with fleck control valve with brine tank and pump water softenerion exchange resin water ... Control Valve and Controller, it has two control methods: time controlling and flow controlling, usually it is used in the systems with ... 1000L/h to 50 000L/H.equip with 3stage ,sand, carbon and resin, with fleck control valvewith brine tank and pump water ...