Farris Engineering announces that the company has been certified to apply the CE mark to its ASME certified spring-loaded and pilot operated pressure relief valves. Farris Engineering is a division of Curtiss-Wright Flow Control Corporation. The CE mark identifies compliance with the European Union’s Pressure Equipment Directive 97/23/EC. Farris Engineering designs and manufactures a wide range of spring-loaded and pilot-operated pressure relief valves in ISO 9001-certified facilities in the US and Canada. Farris valves are in operation world-wide in the hydrocarbon processing, petrochemical, natural gas production, and general processing industries.