It must draw air naturally throughout the flue

The only disadvantage to this was that lid configurations on previous models were permanent

high heat can damage lining

or 4" Stem x

Kamado Blaze 20-Inch Cast Aluminum Grill - BLZ-20-KAMADO GMG Thermal Blanket It must draw air naturallyIntroducing a tough kamado grill designed to provide a lifetime of performance and memories. Made from one inch thick solid cast aluminum, the Blaze Kamado offers superior durability and outstanding temperature control. The non porous grill body allows you to use any type of charcoal or wood, as well as any material for lighting the charcoal without worry of damaging or absorbing into the grill body. The heavy duty 12mm hexagon, 304 stainless steel