QC7I Water Filtration System, QC7I Triple 4FC5, (3) 4FC5 Fibredyne® carbon block cartridges, reduces sediment, chlorine, taste & odor, 45,000 gallons capacity, 7.5 gpm flow rate, 5 micron, inlet water shut-off valve, outlet pressure gauge, flush valve, 3/4" inlet/outlet FNPT connections, NSF 42, (EV920223)