If you ever want to run hot (liked for grilled pizza) I doubt that any of these air intake approaches will suffice. Well, maybe if you use 4, 2-inch openings. But you'd probably spend $100in ball valves. That's why I did this.
Dr. Mark (STL)
Ph.D. (honorary) Bovine $hitology
A thin line separates paranoia from an acute understanding of reality.
Last edited by Mark; 02-26-2010 at 01:30 PM..