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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 B < 625 mm, make a steel subframe
according to drawing (1). For fire dampers B > 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 (12
pcs, 6x160 mm).
Ensure that the damper is sufficiently supported.
Test the operation of the damper blade!
FD-MF2 Fire damper (B < 625 mm) installation
in 90 mm shaft wall with metal studs
opening (H+80)
opening (B+80)
FD-MF2 Fire damper (B > 625 mm) installation
in 90 mm shaft wall with metal studs
625 mm
FD-MF2 Fire damper installation in 90 mm
Shaft wall without metal studs (< 2000 mm)
opening (H+80)
opening (B+80)
< 2000 mm
UW50 rail
CW50 rail
= R M=
= O M=
= N MP =
DETAIL C
SCALE 1 : 5
20
20
103
20
50
200
103
90
FD25
FD40
1
625 mm
opening (H+80)
opening (B+80)
3
2