I've been cooking and smoking on everything from open pits to commercial wood fired box smokers for about 20 years.
My budddy, who's a heck of a fabricator, and I are working on a Reverse Flow Smoker design. My first of this type.
to SMF . You have come to the right place for smoking info. This site is loaded with great info just use the search bar at top of page to find what you are looking for. If you can't locate the answer just ask folks here are willing to share there knowledge.