CU2-15L - Rectangular fire damper 120' at 1500 Pa

Damper with a tunnel casing extension at one or both sides so that the damper blade does not exceed the tunnel. This version allows to connect a grill or a bend directly on the damper flange or to use a circular connection.


  • Fire resistance tested at a negative pressure of 1500 Pa


  • Extension: a = Hn/2-230 mm (on the side of the mechanism); b = Hn/2-100 mm (on the wall side)


  1. Connection flange PG30
  2. Casing made of refractory material
  3. Damper blade
  4. Operating mechanism
  5. Sealing cold smoke
  6. Blade bumper
  7. Intumescent strip
  8. Transmission with locking (open/closed)
  9. Fusible link
  10. Product identification