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Fire damper are type-approved class A and H for use in offshore and marine ventilation system. HAK fire damper can be supplied to suit rectangular or circular ducts. HAK dampers are used to prevent the spread of fire within the ventilation ductwork. All fire dampers have a fusible link and spring return fail safe actuator. When the blades are in the open position, the device does not cause significant pressure loss or flow disturbance.
Fire dampers are set from outside and will be able to install in any position. An open-closed indicator is visible on the outside of the damper. Fire damper dimension of different versions is available.