Back to the product list

FDMSFire damper

FDMS – The damper in the HVAC equipment duct that prevents the spread of fire and combustion products from one fire segment to another by shutting off the airflow at the fixture points. The damper is fitted with hoop, that replaces the function of the fire seals and simplifying its own installation in fire separating constructions.



  • Dampers from ø 100 to 630 mm
  • CE certified acc. to EN 15650
  • Tested in accordance with EN 1366-2
  • Classified acc. to EN 13501-3+A1
  • Fire resistance up to EIS 60
  • External Casig leakage class C,
    Internal leakage class 2 acc. to EN 1751
  • Corrosion resistant acc. to EN 15650
  • Cycling test in class C 10 000 acc. to EN 15650
  • Damper actuating mechanical or electrical
  • Maximum air speed through opened damper of 12 m/s and pressure difference 2500 Pa