FEBRUARY JLC 1999
Forced-air heating systems have a reputation for
making some parts of the house too hot and others
too cold. Even if the whole system is perfectly
designed and installed, there are bound to be
complaints. The right temperature for watching TV
downstairs might be way too hot for sleeping upstairs.
Until fairly recently, the luxury
of having different thermostats
for different parts of
the house has been the domain of hot water heating systems
— zoning forced air simply wasn't practical or cost
effective. Today, advances in both electronics and furnace
technology have made forced-air zoning a reality
for new installations and upgrades alike.
How Zoning Works
The principle behind zoned forced air