Originally Posted by Beerwolf
What about making this butterfly valve go one farther and make up some ash pushers out of 2" x 1/8" Angle Iron? that would serve to push the ash off as well as control the air flow?... kind of like a one touch weber?
That would probably work to plow away excessive ash, but with my design (using the diffuser plate between the bottom of the barrel and the firebox), there is no ash in or around the "butterfly valve."