We've had a WoodChuck model 2800 furnace since about 1980.
It needed extra welding on the outside door frame when it was delivered...which the factory covered 100%.
Its been bullet proof ever since. It still has the original fire bricks on the inside.
I just saw a new one for sale at...
Is a baffle plate or fire brick needed above the tubes?
To SESMITH or all others:
This morning I came up with the ingenious idea of adding secondary burn tubes to my WoodChuck wood furnace via the ash pan door below. Hence, only 1 big hole in the middle of the ash pan door would feed air to...