A-Maze-N Expandable Wood Pellet Grill Tube Smoker Lightweight, durable, and portable stainless steel smoke generator is designed to burn pellets. Produces smoke during cold smoking and hot smoking at higher temperatures up to 325 degree F. Turns any grill into a smoker, and supplements smokers that do not produce much smoke. 12 In. to 18 In. expandable tube can provide smoke for up to 6 Hr. Works with gas grills, charcoal grills, pellet grills, electric smokers, and gas smokers up to 325 degree F. Smokes meats, cheeses, fish, nuts, and more. Dishwasher safe. Dimensions 18 In. L. x 2 In. Dia., Material Stainless Steel, Smoke Production 6 Hr., Warranty 1 Yr., Pkg Qty 1, Package Type Box Combustion of this wood fuel like all wood fuelsresults in the emission of carbon monoxide soot and other combustion by-products which are known by the state of California to cause cancer birth defects or re-productive harm.