CES-3900E-300-NHWB, Single Water NHWB Conditioner, 300000 grains/tank @ 15lbs. salt/cu.ft. capacity, 10 cu.ft. resin volume, 74 gpm continuous @15psi (1 bar), 96 gpm intermittent @25psi (1.7 bar), 3 inch pipe size, 970 ship weight, 3330 operating weight (EV998076)