The rectangular fire damper MARKAGE FD is suitable for installation in the wall and has a fire resistance of 60 or 90 minutes. The damper is available in a wide number of sizes. fire dampers are used to prevent the spread of fire and smoke through ventilation systems.
MARKAGE FD BFL(T) 24: MARKAGE FD with spring return actuator BFL(T) 24 V.
MARKAGE FD BFL(T) 230: MARKAGE FD with spring return actuator BFL(T) 230 V.
MARKAGE FD BFN(T)24: MARKAGE FD with spring return actuator BFN(T) 24 V.
MARKAGE FD BFN(T) 230: MARKAGE FD with spring return atuator BFN(T) 24 V.
MARKAGE FD BF(T) 24: MARKAGE FD with spring return actuator BF(T) 24 V. It is used for large dimensions L + H > 1200 mm.
MARKAGE FD BF(T) 230: MARKAGE FD with spring return actuator BF(T) 230 V. It is used for large dimensions (L + H > 1200 mm.