August 15, 2006

CECO ENVIRONMENTAL ANNOUNCES
    SIGNIFICANT NEW ORDERS TOTALING $12.5 MILLION
    YEAR TO DATE BOOKINGS IN EXCESS OF $87 MILLION

NEW YORK, August 15, 2006 - CECO Environmental Corp. (NASDAQ: CECE), a leading provider of air pollution control and industrial ventilation systems announced today that it has received a number of significant new orders. Its CECO Abatement subsidiary has received orders totaling $7.5 million for regenerative thermal oxidizers for both the ethanol and waste treatment industries. Its H.M. White division has received two orders totaling $2.5 million for ventilation equipment for a steel making facility and for energy management at an automotive facility. Six other orders, totaling $2.5 million, were secured by Kirk & Blum, CECO Filters and Busch International. These projects were secured from the power generation, automotive, food processing, glass, foundry and steel industries.

President Rick Blum stated, “The bookings by H.M. White, especially the energy management work, are especially gratifying. H.M. White is already adding to our bottom line and we see its performance improving as we go forward. We see energy management as a field with growing opportunity.”

Chairman and CEO Phillip DeZwirek commented, “Bookings for the year are now over $87 million. At the end of July, we were $34 million ahead of last year’s pace. Bookings so far in August have already exceeded bookings for the entire month of August 2005.”

ABOUT CECO ENVIRONMENTAL

CECO Environmental Corp. is North America's largest independent air pollution control company. Through its seven subsidiaries -- Busch, CECOaire, CECO Filters, CECO Abatement Systems, kbd/Technic, Kirk & Blum and H. M. White, Inc. - 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, 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

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.