42×72 resin tank 50×60 brine tank 30 cubic feet of high capacity resin 250 lbs 1/4×1/8 gravel support bed 450 lbs 1/2×1/4 gravel support bed 85/120 gpm min/max service flow rate 50 gpm backwash flow rate Space Required 96x50x96 (LxWxH)
36×72 resin tank 50×60 brine tank 20 cubic feet of high capacity resin 150 lbs 1/4×1/8 gravel support bed 350 lbs 1/2×1/4 gravel support bed 100/140 gpm min/max service flow rate 35 gpm backwash flow rate Space Required 82x42x95 (LxWxH)
Commercial
(NRO-6440-10000 Front view shown w/upgrades) Series: NRO 440 (6) 4″ x 40″ membranes Production (GPD): 10,000