Do not burn the stove without the chimney attached. *Do not burn anything other than woody fuel. Even if it is a wood fuel, resin-rich tree species, plywood, and firewood that contains a lot of moisture and salt are not suitable. These can be major causes of damage to the main unit and chimney. Brand name (Kana) Honma Seisakusho. Body weight 6.7kg. International Buyers – Please Note. Thank you for your understanding.