GeoSmart Energy Announces OEM Agreement with WFI Industries

FOR IMMEDIATE RELEASE
May 5, 2005

CAMBRIDGE, ON — GeoSmart Energy announced today that it has signed an OEM
agreement with WFI Industries to distribute WFI manufactured water source and
geothermal heat pumps under the brand name GeoSmart Energy.

GeoSmart Energy is
a rapidly emerging brand in the North American geothermal industry and WFI is the
leading geothermal heat pump manufacturer in North America.

Products will be manufactured at WFI’s plant in Fort Wayne, IN, and distributed
throughout GeoSmart Energy’s Geothermal Specialist network in Canada and the USA.
Cheryl Marco, President of GeoSmart Energy, said, “We are very excited about this
agreement. WFI is one of the world’s largest geothermal equipment manufacturers.
They have been manufacturing some of the most efficient and reliable geothermal
equipment for over 20 years and that’s what we want to build on.”

WFI – WFI Industries Ltd. is a publicly traded company on the Toronto Stock Exchange
under the symbol “WFI”.

GeoSmart Energy – GeoSmart Energy is the global leader in the distribution of
GeoSmart Energy branded geothermal heat pumps. The company offers a wide range
of products and services related to geothermal and energy conservation, and distributes
its products through a large network of Geothermal Specialists.

-30-

The names of actual companies and products mentioned herein may be the trademarks of their
respective owners.

For more information, press only:
Chad Brezynskie, 866-310-6690, cbrezynskie@geosmartenergy.com

For more information on GeoSmart Energy:
https://geosmartenergy.com