fire damper
See also: firedamper
English
editAlternative forms
editNoun
editfire damper (plural fire dampers)
- A passive fire protection product used in heating, ventilation, and air conditioning ducts.
- A damper which closes off an air duct automatically in the event of fire so as to restrict the passage of fire and smoke.
- (historical, archaic, mining) A mine worker who detects and clears a mineshaft of firedamp by intentionally burning or blowing it up.
- Jack is a former fire damper who was injured in an explosion.