Thank you so much, so glad others have taken off with this mod and made it compatible to their systems! Mainly, it has enhanced and made Todd Johnson's A-Maze-N Pellet Smoker unit with a much wider application range to use with many other smoking units and give greater flexibility and usefulness to it! You can adjust airflow much better, customizing it to almost any application. And, don't forget, a standard mailbox should be long enough to accomodate either the 6" or 12" A-Maze-N Pellet Tube smoking unit also (available at www.amazenproducts.com). I need to get them and test them out in it! I'm still using mine as I had it: