QuestAir and ExxonMobil Research and Engineering Company Extend Term of Joint Development Agreement

FOR: QUESTAIR TECHNOLOGIES INC.

TSX, AIM SYMBOL: QAR

October 26, 2006

VANCOUVER, BRITISH COLUMBIA--(CCNMatthews - Oct. 26, 2006) - QuestAir Technologies Inc.
(TSX:QAR)(AIM:QAR) announced today that it has extended the term of its joint development agreement
("JDA") with ExxonMobil Research and Engineering ("EMRE") to April 30, 2010.

The JDA was put in place in late 2003 to allow QuestAir and EMRE to develop products based on
QuestAir's novel Rapid Cycle PSA technology for refinery and petrochemical applications. QuestAir has
been working with EMRE since 2003 under a JDA to develop the H-6200 hydrogen purifier for use in oil
refineries and petrochemical plants.

Jonathan Wilkinson, President and CEO of QuestAir, said, "The agreement signed today extends the
exclusivity period of our research collaboration in refinery and petrochemical applications with EMRE
for a further 36 months. This will allow us to complete additional product development work with EMRE
to extend the H-6200 product platform into additional markets in the oil refining and petrochemical
sectors."

About QuestAir Technologies Inc.

QuestAir Technologies, Inc. is a developer and supplier of proprietary gas purification systems for
several large international markets, including existing markets such as oil refining, biogas
production and natural gas processing, and emerging markets such as fuel cell power plants and fuel
cell vehicle refueling stations. QuestAir is based in Burnaby, British Columbia and its shares trade
on the AIM Market of the London Stock Exchange Plc. and on the Toronto Stock Exchange under the symbol
"QAR".

Forward-Looking Statements

Certain statements in this press release may constitute "forward-looking" statements which involve
known and unknown risks, uncertainties and other factors which may cause the actual results,
performance or achievements of the Company, or industry results, to be materially different from any
future results, performance or achievements expressed or implied by such forward-looking statements.
When used in this press release, such statements use such words as "anticipate", "believe", "plan",
"estimate", "expect", "intend", "may", "will" and other similar terminology. These statements reflect
current expectations regarding future events and operating performance and speak only as of the date
of this press release. Forward-looking statements involve significant risks and uncertainties, should
not be read as guarantees of future performance or results, and will not necessarily be accurate
indications of whether or not such results will be achieved. A number of factors could cause actual
results to differ materially from the results discussed in the forward-looking statements.

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FOR FURTHER INFORMATION PLEASE CONTACT:

QuestAir Technologies Inc.
Andrew Hall
Director, Corporate Development
(604) 453-6967
Email: hall@questairinc.com
Website: www.questairinc.com

Buchanan Communications
Charles Ryland
UK Media Contact
+44 (0) 20 7466 5000

aryo Communications
Glen Edwards
Canadian Media Contact
(604) 623-3007

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