When closed, Every single conclude rests over the a single beneath it. This damper model finds its primary use in ducts with mounted airflow. Dampers arrive in different sizes and shapes, but they all hold the similar standard parts. They include a body that is certainly mounted within the ductwork, https://johnnyyqeth.iyublog.com/35621501/the-greatest-guide-to-air-control-dampers-for-engine-sheds