The FDA2-12 round fire dampers are designed for use in general ventilation systems to seal off smoke and fire between adjacent fire partitions. The fire damper blade remains open under normal operating conditions. It is closed shut automatically in the event of a fire.
The entire manufacturing process meets the requirements of EN 15650:2010.
The FDA2-12 fire dampers can be installed in horizontal and vertical fire partitions to provide fire resistance of
EI 120 (ve ho i↔o) S
Designed for round and rectangular ventilation systems,
a return-spring actuator coupled with a thermal trip (in version FDA2-12-M).
The fire dampers can be installed in the following partitions: concrete separing floor, concrete wall, solid brick wall, cellular concrete unit wall, gybsum board wall on steel frame.