Fire Dampers are used in air transfer openings, ducts and other places where fire rated structures (e.g. walls, floors or other fire barriers) are penetrated.

When would a fire damper be used quizlet?

The purpose of a fire damper is to: Prevent the spread of smoke and fire throughout the building. The space above the drop-in ceiling in a commercial building is often used: As a return air plenum.

What is the purpose of a fire damper?

Fire dampers are designed for the purpose of preventing the spread of flames across a rated barrier. A fire damper is installed within the duct where the duct intersects the barrier.