Fire damper - FDMQ 120
Page 28
Version 2023-03-07
TPM 162/22
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The fire damper can be installed into a solid wall
construction made e.g. of normal concrete/masonry,
porous concrete with minimum thickness 100 mm or into
solid ceiling construction made e.g. of normal concrete
with minimum thickness 150 mm.
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The fire damper can be installed into a gypsum wall
construction with fire classification EI120 or EI 90.
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The fire damper can also be installed outside the wall
construction. Duct and the damper part between the wall
construction and the damper blade (labelled BUILT IN
EDGE) must be protected with fire-fighting insulation.
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If damper is installed outside a construction it is necessary
to use reinforcing frame VRM-Q 120
Examples of fire damper installation
X
Built in edge
"BUILT IN EDGE label" indicates the recommended edge of installation of a fire damper in the fire separating construction (wall/ceiling).
The damper must be installed so that the entire damper blade (in the closed position) is located in the fire separating construction
(wall/ceiling) and at the same time the actuating mechanism and inspection openings are freely accessible.
Built in edge
X
3
7
5
2
6
0
4
0
Built in edge
* Mortar or gypsum
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min. A(B)+100 - 140, by the type of installation
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max. A(B)+300
Weichschott
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min. A(B)+100
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max. A(B)+400
Dimensions of an installation opening
