CECO ENVIRONMENTAL REPORTS RECORD $15.5 MILLION IN NEW ORDERS IN AUGUST

NEW YORK, September 7, 2004 - CECO Environmental Corp. (NASDAQ: CECE) today announced that it has received $15.5 million in new orders in August marking a single month booking record in all of CECO's twenty-five year history.

CECO reported that the new orders came from a diverse group of industrial sectors and that all of CECO's operating divisions have contributed to these bookings and all divisions will also participate in their completion.

Richard J. Blum, President, said "We are extremely pleased with the current level of bookings signifying CECO's strong recognition in the market place. These new orders substantially rebuild CECO's backlog and come at a time when CECO has increased its operating efficiencies resulting in higher margin business for the company." Mr. Blum added, "Future order levels are not guaranteed, however, August does signify a turning point that market conditions are improving. September is off to a good start as well."

ABOUT CECO ENVIRONMENTAL

CECO Environmental Corp. is North America's largest independent air pollution control company. Through its six subsidiaries -- Busch, CECOaire, CECO Filters, CECO Abatement Systems, kbd/Technic and Kirk & Blum - 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, aerospace, 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.
http://www.cecoenviro.com
1-800-606-CECO

This press release contains 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.