The Campbell heavy-duty water filter is a large-capacity unit for large residential and commercial/industrial applications. Constructed of FDA-approved polypropylene, it features 11⁄2-inch NPT inlet and outlet for a high flow rate and offers a maximum operating pressure of 125 psi. There is a built-in pressure-release button and an included wrench for cartridge replacement; the unit requires only a 2-inch clearance under the hous-ing for cartridge changes. (Filter cartridges are not included with the water filter.) Campbell Manufacturing Inc.
