18
RDT-43-0921
®
NORD
fire
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FDMA-PM
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Fig. 23 Outside solid ceiling construction- mineral wool- stuffing box, fire protection mastic and
cement lime plate
EIS 90
Screws has to be fixed in wall/ceiling construction.
(If it is needed use steel bracket).
Position:
1 Fire damper
2 Solid wall construction
3 Stuffing box
(mineral stone wool min. density 140 kg/m³)
4 Fire protection mastic min. thickness 1 mm
5 Cement lime plate min. thickness 15 mm
(min. density 870 kg/m³)
6 Stone wool with one side stitched wire fencing
(min. density 105 kg/m³), thickness 180 mm
(e.g. 3x60 mm)
7 Stone wool with one side stitched wire fencing
(min.density 105 kg/m³), thickness 60 mm
8 Duct
Used materials - example:*
3 Promapyr, Rockwool Steprock HD, Hilti CFS-CT B 1S 140/50
4 Promastop - P, K, Hilti CFS-CT
5 Promatect - H
6 Rockwool Wired Mat 105 th. 3x60 mm
7 Rockwool Wired Mat 105 th. 60 mm
* Stuffing box, fire protection mastic, cement lime
plate and insulation materials can be replaced by
another approved fire sealing system for damper
installation with equivalent material
properties.
** Depends on the distance of the flap from the
construction, when the maximum distance from the
construct is not limited and according to EN 15882-
2 must use the required number of
hinges according to EN 13366-1:2014.
The duct at the point of penetration can be
anchored to the fire wall construction!
Shown schemes of incorporation and damper
are illustrative only!
