Critical Environment Technologies Canada Inc. (CETCI) is excited to announce its new and improved website, www.critical-environment.com, which is to be launched in late November 2010. The new website will merge www.yestek.com with www.critical-environment.com.

Critical Environment Technologies Canada Inc. (CETCI) is proud to receive the BACnet^® Testing Laboratories (BTL) certification for PET BACnet^® gas detection transmitter on October 15, 2010. PET BACnet^® gas detection transmitter has passed the BTL requirements for the BACnet^® Smart Sensor (B-SS) designation.

Critical Environment Technologies Canada Inc. (CETCI) is proud to announce the launch of PET BACnet gas detection transmitter. PET is a new economical Parkade Emissions Transmitter that communicates via BACnet protocol MS/TP signal.

Critical Environment Technologies Canada Inc. (CETCI) officially launches GEM multipurpose, self-contained gas detector to add to their growing product line. GEM is a Gas Emissions Monitor that is economical for non-hazardous commercial applications.

Effective July 1, 2010, Critical Environment Technologies Canada Inc. (CETCI) will no longer be manufacturing and selling our non-certified AST-X series explosion-proof analog transmitters for the Commercial HVAC market.

Critical Environment Technologies Canada Inc. (CETCI) is a known industry leader and innovator for the indoor air quality (IAQ) market. Their two best selling portable IAQ instruments are the YESAIR and YES Plus LGA.

BST BACnet, digital gas detection transmitters are rugged, user-friendly, configurable gas detectors that are available with a variety of sensor types to detect a wide range of gases, including solid state, electrochemical, catalytic, and PID sensor technologies. The sensors utilized in this device are accurate enough to measure to Occupational Health & Safety hazardous levels for toxic and combustible gases and Oxygen levels.

Critical Environment Technologies Canada Inc. (CETCI) will launch their new low cost PET (Parkade Emissions Transmitter) this summer. The PET is a new economical BACnet transmitter that is available with electrochemical sensors and temperature enclosed in a general purpose ABS enclosure.

Critical Environment Technologies Canada Inc. (CETCI), a leading global supplier of gas detection systems, including self-contained systems, controllers and transmitters, and Indoor Air Quality (IAQ) portable instruments, announced the appointment of Mr. Mirza Baig as the new Western Regional Sales Manager for North America.

Critical Environment Technologies Canada Inc. (CETCI) manufactured a heavy duty metal protective guard to help protect against abrasive damage, theft and vandalism to the transmitters. This is an added preventative in addition to the product enclosure.