21×62 resin tank 24×50 brine tank 7 cubic feet of high capacity resin 50 lbs 1/4×1/8 gravel support bed 100 lbs 1/2×1/4 gravel support bed 55/77 gpm min/max service flow rate 12 gpm backwash flow rate Space Required 49x24x74 (LxWxH)
Carbon Filter Systems
36×72 resin tank 21.0 cubic feet of carbon 64.0 gpm service flow rate 70.0 gpm backwash flow rate 2″ pipe size 2″ drain pipe size 2″ distributor pilot 6″ flange 90″ overall height
Commercial
(NRO-2440-3200 Front view shown w/upgrades) Series: NRO 440 (4) 4″ x 40″ membranes Production (GPD): 6,400
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 80/110 gpm min/max service flow rate 35 gpm backwash flow rate Space Required 82x42x93 (LxWxH)
30×72 resin tank 39×48 brine tank 15 cubic feet of high capacity resin 100 lbs 1/4×1/8 gravel support bed 250 lbs 1/2×1/4 gravel support bed 75/120 gpm min/max service flow rate 25 gpm backwash flow rate Space Required 73x39x88 (LxWxH)
Commercial
(NRO-6440-10000 Front view shown w/upgrades) Series: NRO 440 (5) 4″ x 40″ membranes Production (GPD): 8000
