35
FIRE DAMPER - FD
Possible damper orientations
Gypsum blocks wall
installation
MF1/MF2
installation frame
The wall is composed of gypsum blocks
(minimum density of 995 kg/m³), and with
minimum thickness of 70 mm.
1. Recommended wall opening for the fire
damper installation is B (H) + 80 mm.
Damper blade must be closed during
installation!
2. Insert fire damper into wall and fasten
with screws.
FD25 - 4 pcs, 6x140 mm,
FD40 - 12 pcs, 6x140 mm
Test the operation of the damper blade!
2
1
INSTALLATION
Always e
nsure the damper is sufficiently supported