Manual or Actuator Mechanism
By default, all overflow fire dampers are supplied with a manual mechanism or an actuator mechanism.
A Range of Activation Types
The FDS-3G…OF series is available in a variety of different installation types to suit different projects.
Two Inspection Openings
The FDS-3G…OF range has two inspection openings or removable grille to enable easy maintenance.
Overflow FDS-3G…OF fire dampers are CE certified following the Construction Products Regulation according to EN 15650:2010. Dampers are tested according to EN 1366-2:2015 and classified according to EN 13501-3 + A1:2009.
The fire damper together with its installation form an inseparable part of the fire resistivity rating.
FDS-3G…OF fire dampers are designed for the installations listed and described in their User Manual.
Overflow fire dampers can be supplied with a manual mechanism. Or they can be supplied with actuator mechanism and additionally with smoke detector.
FDS-3G…OF is equipped at both ends with grilles that, together with the duct extensions, cover blade overhangs.
