Remove Balancing Damper

To remove a balancing damper from the drawing, go to
Ribbon: DM HVAC→Ducts→  Remove Balancing Damper
Pulldown Menu: DM HVAC→Balancing Dampers→Remove Balancing Damper

You will be prompted to specify the balancing damper to remove. You can select the balancing damper or the duct centerline with which the damper is associated.

Select damper or duct to remove dampers from:

The balancing damper will be removed from the drawing.