Keystone Filter’s multistage systems are the ideal solution for filtering potable water at lakefront properties, small campgrounds and trailer parks.



Keystone Filter’s multistage systems are the ideal solution for filtering potable water at lakefront properties, small campgrounds and trailer parks. These high-end, low-cost systems combine submicronic pre-filtration with advanced nanofiltration to provide outstanding removal of dirt and sediment and reduction of virus, bacteria, cysts and many other submicron particles. Features include Keystone's unique 222 housings, Giant 4-1/2-inch OD cartridges, multistage brackets, NSF-approved components and FDA-grade materials.

Keystone Filter
Met-Pro Corp.
800/822-1963
www.keystonefilter.com