QuestAir Announces Third Quarter Fiscal 2007 Conference Call

FOR: QUESTAIR TECHNOLOGIES INC.

TSX, AIM SYMBOL: QAR

July 26, 2007

BURNABY, BRITISH COLUMBIA--(CCNMatthews - July 26, 2007) - QuestAir Technologies Inc.
(TSX:QAR)(AIM:QAR) will hold a conference call to discuss its results for quarter ended June 30,
2007 on Thursday, August 2, 2007, at 7:00 a.m. PST (10:00 a.m. EST, 3:00 p.m. BST).

Access to the call may be obtained by calling the operator at 08082341382 (Toll Free United
Kingdom), 1-866-904-6908 (Toll Free North America), or 1-416-915-8329 (International) 10 minutes
prior to the scheduled start time.

An audio playback version of the call will be available for 7 days after the call at 1-888-203-
1112 (Toll Free North America) or 1-719-457-0820 (International). The replay passcode is 5494463.

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".

-30-

FOR FURTHER INFORMATION PLEASE CONTACT:

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

Buchanan Communications
Charles Ryland / Ben Willey
UK media contact
+44 (0) 20 7466 5000

Karyo Edelman
Glen Edwards
Canadian media contact
(604) 623-3007

Canaccord Adams
Mark Ashurst / Erin Needra
+44 207 050 6500

-0-

QuestAir Technologies Inc.

Questair Tech (LSE:QAR)
Historical Stock Chart
From Jun 2024 to Jul 2024