FOR:  QUESTAIR TECHNOLOGIES INC.

TSX, AIM SYMBOL:  QAR

August 8, 2007

QuestAir Announces Option Grant to Director

VANCOUVER, BRITISH COLUMBIA--(CCNMatthews - Aug. 8, 2007) - QuestAir Technologies Inc.
(TSX:QAR)(AIM:QAR) announced today that a non-executive director in the Company has been granted
stock options as part of his annual compensation for serving as a director of the Company.

Mr. R. Terry Blaney was granted 9315 options to purchase common shares in the Company at an
exercise price of CDN $0.69. The options vest over the balance of the calendar year, and are
exercisable in accordance with the terms of the Company's 2006 Omnibus Plan.

Disclosure of the director's option grant is made pursuant to the rules governing the operation of
AIM as established by the London Stock Exchange Plc.

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.
Sherry Tryssenaar
Chief Financial Officer
(604) 453-6902
Email: tryssenaar@questairinc.com
Website: www.questairinc.com

OR

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

OR

Buchanan Communications
Ben Willey
UK Media Contact
+44 (0) 20 7466 5000

OR

Canaccord Adams
Mark Ashurst
+44 207 050 6500

OR

Canaccord Adams
Erin Needra
+44 207 050 6500

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