|During the recent ice storm
when I lost my electricity, I started figuring out how I might still heat
my house with my gas furnace. I switched-off the A.C. to the furnace and
substituted a ~9 volt battery for the normal 24 volt A.C. supply, opening
the natural gas valve and starting the furnace.
To help convection through
the system, I also opened the furnace air intake/inspection cover at the
With no fan running, the furnace
furnished a surprising amount of heat to the upstairs. After an extended
period of time, the over-temp (blower failure safety switch) switch kicked
"out" and shut off the gas flow until a cool down period...
that there might be a real need for such a device for those who live in
a severe cold climate.
the killer in all this--assuming the idea is really useful, is the regulatory
jungle that is laying in wait for anyone who dares!