Product Information:
During a fire in ventilation systems, the mediation of air ducts of fire and smoke
and to prevent the spread and incitement of fire. Made of galvanized sheet Is. The
closure of the damper by activating the fuse spring mechanism, which melts at 72 C,
Provides. The damper cover is insulated and there is an amyant wick between the
cover and the case seating surface.