If you want to create your own smoker box, then the Bradley Smoke Generator is the perfect option. Includes a blue print to make construnting your smoker box quick and easy and includes two sepaerate parts, the \'smoke generator\' and the \'Adapter\' which will permanently stay connected to the smoker box.- Advised suitable smoker box: Old chest freezer- Smoker box requires one 11cm diameter hole in the side for the adapter to fit in- Smoke generator can be easily removed when not needed- Weight: 4.54kg- Recipe book included- 12 month warranty