FX Water Filter System, dual, (1) 20" CCM-20 cartridge & (1) 10" CTOS-10 cartridge with IsoNet®, 20,000 gallons capacity, 3 gpm flow rate, reduces chlorine, taste & odor - 10,000 gallons capacity, 0.5 gpm, reduces chloramine, 0.5 micron particulate, inhibits scale (160-50185)