... water softener Multi-Stage Water Softener 3stage ,sand, carbon and resin, with fleck control valve with brine tank and pump water softenerion exchange resin water ... ion exchange resin filter.MRS-1-T Multi-stage Water Softener uses multi-way Control Valve and Controller, it has ... chlorine effectively, remove odor, reduce inlet water turbid, improve the water output quality and resin use life.capacity ...