Rectangular Fire Damper FDT

Rectangular Fire Damper FDT

FDT is a rectangular and/or circular fire damper, which prevents fire and smoke from spreading in the ductwork of ventilation and air conditioning systems. The FDT is approved for horizontal and vertical installation in heavy, light-weight structures and concrete floors/ceilings fulfilling the fire resistance class EI 60.

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• Possible to install in concrete, masonry or lightweight wall with fire resistance of EIS 60
• CE marked rectangular fire smoke damper
• Suitable for horizontal and vertical installation Ve, Ho
• installation on the wall with shaft oriented horizontal or vertical
• Circular connection version available
• No spare parts or additional installation frames needed, regardless of the wall type
• Double sealing on the blade to ensure full tightness
• Manufactured in accordance with ISO 9001 quality system
• Damper in close position tightness class 4 and casing tightness class C according to EN 1751
• Damper closing test performed at 15 m/s duct velocity
• Models equipped with either manual or electric actuators