2. The lower dampers and chimney mouth dampers are closed, coal covered with a nest cover, or with coal ash and water and slurry, and then tie a small hole in the top can be.
3. Note: Seal the fire with a small fire hook from the inlet to pull out the remnants of the helmet, from the top of the clip out of the burning coals, reloaded after adding coal to seal the fire.
4. In addition, the side valves are about 0.3 centimeters wide and 1 centimeter long, and the size can be adjusted by thwarting the size of the pair when they are interlocked.