Maintenance-free
FR90 fire dampers
in short lengths
for installation in rigid walls and ceilings and in metal stud walls
■ Sizes: DN 100 mm to DN 315 mm
■ Fire classification: EI 30/60/90/120 (v
e
- h
o
, i
↔
o) S
■
Options:
■
Protective grille DN 100 to DN 200 for
air transfer applications
■
Non-return valves
DN 160 and DN 200
■
Limit switch for CLOSED position
User Manual 5.12 (2019-09) 1
The German original version of this document shall prevail