From The Manufacturer
(5616304) 3M™ Water Filtration Products Water Filter System, with shut-off valve & gauge, 17-5/8"H x 5"D, high turbidity water, single vessel, max pressure of 125 psi at 100°F, 3 micron, 3.34 gpm flow rate, 35,000 gallons capacity, for sediment, chlorine taste & odor, scale, includes: (1) integral mounting bracket and (1) o-ring seal cartridge filter, 1/2" FNPT connections, NSF certified