June 3, 2009

CECO ENVIRONMENTAL ANNOUNCES
TWO NEW ORDERS TOTALING APPROXIMATELY $4.7 MILLION

THE MAJORITY OF THE EQUIPMENT TO BE DELIVERED
TO A SOUTH AMERICAN CUSTOMER

CINCINNATI, OHIO, June 3, 2009 - CECO Environmental Corp. (NasdaqGM: CECE), a leading provider of air pollution control and industrial ventilation systems, announced today that it has received two new orders totaling approximately $4.7 million.

Rick Blum, President and Chief Operating Officer, stated, “These orders were secured by two units of our equipment group. They are orders for equipment that will be delivered to customers in the power industry.”

Phillip DeZwirek, Chairman and Chief Executive Officer, stated, “The larger of the two orders is for equipment that will be delivered to a customer in South America. We are continuing to build the international component of our business. We see great opportunities in the power industry around the world.”

ABOUT CECO ENVIRONMENTAL

CECO Environmental Corp. is North America's largest independent air pollution control company. Through its subsidiaries -- Busch, CECOaire, CECO Filters, CECO Abatement Systems, kbd/Technic, Kirk & Blum, H. M. White, Inc., Effox, GMD, Fisher-Klosterman, Flextor and AVC Specialists -- CECO provides a wide spectrum of air quality services and products including: industrial air filters, environmental maintenance, monitoring and management services, and air quality improvements systems. CECO is a full-service provider to the steel, military, aluminum, automotive, ethanol, aerospace, electric power, semiconductor, chemical, cement, metalworking, glass, foundry and virtually all industrial process industries.

For more information on CECO Environmental Corp., please visit the company's web site at www.cecoenviro.com.

Contact: Corporate Information
Phillip DeZwirek, CECO Environmental Corp.
Email: investors@cecoenviro.com
http://www.cecoenviro.com
1-800-606-CECO (2326)

This press release may contain forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. All forward-looking statements are subject to certain risks, uncertainties and assumptions. These risks and uncertainties, which are more fully described in CECO’s Annual and Quarterly Reports filed with the Securities and Exchange Commission, include changes in market conditions in the industries in which the Company operates. Should one or more of these risks or uncertainties materialize, or should the assumptions prove incorrect, actual results may vary in material aspects from those currently anticipated.