No-Frills
Fresh
Air
A contractor puts the finishing touches on a prototype French-made ventilation system. The
advanced exhaust-only system, from Aereco, should be available soon in Canada and the
U.S.
by Charles Eberdt
Simple upgrades
to your current
approach can
ventilate the
whole house
Since the early 1980s, the utilities in
the Northwest have sponsored two major
programs promoting energy-efticient
construction techniques in new homes.
Although these programs initially required
air-to-air heat exchangers, a little
over a year ago the rules were relaxed
to include less expensive non-heatrecovery
systems.
These simpler systems will not satisfy
everyone in every house. But they do
most of what a ventilation system
should. The systems consider supply air
as well as exhaust. Good distribution is
stressed, and controls are meant