Insurice® Water Filtration System, Insurice® Quad-7SI, Quad, (4) 7SI Fibredyne® submicron cartridge (designed to prevent bacteria from entering and/reproducing in a hospital water system), inlet pressure gauge, outlet pressure gauge, 100,000 gallons, 14.0 gpm, 0.5 micron, 3/4" inlet, 3/4" outlet, NSF 42 & 53 (EV932476)