RDT-07-0122
27
®
NORD
fire
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FDMQ
Images are for illustrative purposes
We reserve the right to make changes
5.4 Installation in gypsum wall construction
Fig. 29 Gypsum wall construction- mortar or gypsum
EIS 120
EIS 90
Position:
1 Fire damper
2 Gypsum plate
3 Mineral wool (type depending on the type of construction)
4 Mortar or gypsum
5 Duct
Shown schemes of incorporation and damper are illustrative only!
Installation in gypsum wall
construction!
40
≥ 100
≥ 20
≤ 75
≥ 100
≤ 75*
* Around the perimeter
Installation opening has to be
reinforced by steel U-profile.
Profile is fixed by screws
≥3,5 mm with corre-sponding
length. Distance between
screws ≤200 mm.