Contact: Lew Osterhoudt - Vice President/General Manager

Keystone Filter Division
Met-Pro Corporation
2385 North Penn Road
Hatfield, PA 19440, USA

Phone: 800-822-1963

Fax: 215-997-1839

Web Site: www.keystonefilter.com

Email: This e-mail address is being protected from spambots. You need JavaScript enabled to view it

For over 40 years, Keystone Filter has been a custom pleater and cartridge manufacturer, supplying equipment manufacturers with replacement filters designed and manufactured to customer specifications. Strict attention to quality along with an ongoing goal of cost reduction, ensure the equipment manufacturer of the highest quality product available at the lowest possible price.

Flexible manufacturing provides shorter lead times and lower tooling costs. Regular contact with leading media suppliers ensures that Keystone can offer their customers the latest developments in filter media technology.

In addition to their custom design and manufacturing capabilities, Keystone offers their own line of liquid filter cartridges, which are available in a wide variety of materials and cartridge styles. Keystone also offers a broad line of plastic filter housings, including NSF listing on the most popular models.

Keystone engineers are available to work directly with their customers’ engineers to design unique and economical answers to filtration problems. Keystone currently supplies products to the military and the nuclear and aircraft industries, as well as many applications in both the liquid and air filtration industries.