I searched and didn't see something similar to this so figured I would share. In the process of building a cold smoker to go in my shed, but would definetely consider building one of these and get rid of the ducane stainless unit.
http://www.instructables.com/id/Ultimate-Ugly-Drum-Smoker/
http://www.instructables.com/id/Ultimate-Ugly-Drum-Smoker/