CES-2900E-300-DP, Duplex Progressive Water Conditioner, 300000 grains/tank @ 15lbs. salt/cu.ft. capacity, 10 cu.ft. resin volume, 123 gpm continuous @15psi (1 bar), 159 gpm intermittent @25psi (1.7 bar), 2 inch pipe size, 1750 ship weight, 4780 operating weight (EV998445)