11
20210615 - L00014 Swegon reserves the right to alter specifications.
ThermShield MF(1 & 2) Installation Guide
Shaft wall installation
MF2 installation frame
Damper blade must be closed during installation!
The wall is composed of 1x2 plasterboard boards, 20 mm
thick, installed on a steel frame construction.
1. For fire dampers Ød < 625 mm, make a steel subframe
according to drawing (1). For fire dampers Ød > 625
mm, make a steel subframe according to drawing (2).
For installation in shaft walls without metal studs, make a
steel subframe according to drawing (3).
2. Place the fire damper in the opening.
3. Insert fire damper into wall and fasten with screws
(12pcs, 6x160 mm).
Test the operation of the damper blade!
* Dimension G depending of the damper type is:
G=10 mm for FDC25
G=25 mm for FDC40
Ensure that the damper is sufficiently supported.
Test the operation of the damper blade!
FDC-MF2 Fire damper (Ød
< 625 mm)
installation in 90 mm shaft wall with metal studs
625 mm
Ø(d+G)
d+G
d+G
FDC-MF2 Fire damper installation in 90 mm shaft wall
without metal studs (
maximum wall width
2000 mm)
< 2000 mm
d+G
d+G
Ø(d+G)
FDC-MF2 Fire damper (Ød > 625 mm)
installation in 90 mm shaft wall with metal studs
625 mm
d+G
CW50 rail
UW50 rail
1
2
3
(Dn+25)