Dust settles in the ductwork. Eventually it will stop. Make sure to
change or clean your furnace filter(s) regularly.

On 11 Nov 2004 22:33:03 EST, "john szydelko"
wrote:

We all know of the odor a furnace emits the first time you turn it on for
the season. What would cause this odor to continue each time you start the
unit in the morning.

Thanks