The WG2 screens can be repositioned to get maximum airflow to the coals based on the size of the bowl. For Bowls less than 65 millimeters (2.5 inches) it is recommended to reverse the screens as shown below. To reverse the screens simply remove the center screw, reposition the screens as shown and replace the screw.
Large Bowl and Fumo Large Bowl Screen Setup
Shisha Bowls 65 + mm and Larger
Small Bowl and Fumo Regular Bowl Screen Setup
Shisha Bowls 65 mm and Smaller