If you were Registered and logged in, you could reply and use other advanced thread options
Posted by on January 1, 2007, 9:58 am
BTW, I've noticed some Installation Manuals (e.g., Amana, Goodman)
point out that, for return air ducts, "Ductwork must never be attached
to the back of the furnace." (ok to connect to the side.
Any idea why?