LD Series Lobby Mechanical Ventilation Smoke Damper

The LD Series Lobby Mechanical Ventilation Smoke Damper consists of two parts, the damper within a sleeve and a grille room side for ductless applications. The main sleeved damper with peripheral flange allows it to be fitted flush into the builder's prepared aperture.

The fitted internal actuator is used to drive the vertical damper blades from the normal closed position to the fully open position on receipt of a signal from a fire/smoke control and detection system. Available in a range of different sizes to suit various applications.

Features and benefits:

• Suitable for dry line walls and masonry walls.
• CE marked 120 minute rated.
• Large single section motorised format.
• Damper and matching grille combined tested.
• Casing pilot fixing holes assists correct installation.
• Matt black painted internal surfaces.
• Enclosed easy access actuators.
• Easy Fix" fascia grille.
• Discrete installation.
• 24 volt and 230 volt actuator options.