How to Insulate a Smoker Firebox
A smoker uses a large cooking chamber with a smaller firebox connected to one end to slow-cook food with wood chips, an electric element or charcoal. Since smokers are typically made of thin metal, it is a good idea to line the bottom of the firebox with insulation. This prevents heat from escaping through the firebox and increases the smoker's efficiency. Does this Spark an idea?
Instructions
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Purchase enough firebricks to fill the bottom of the firebox of your smoker. Firebricks are thin ceramic bricks designed for use in ovens.
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Wrap each individual brick completely in tin foil.
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3
Place a line of firebricks in the base of the smoker's firebox.
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Continue lining the base of the firebox until it is covered in one layer of firebricks. The bricks will prevent heat from escaping from the bottom of the firebox.
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