Mandik FDMB Manual page 39

≥ 25 ≤ 300
≥ 25
≤ 300
Screws has to be fixed in wall/ceiling construction. (If it is
needed use steel bracket).
POSITION:
1 Fire damper FDMB
2 Solid wall construction
3 Stuffing box (mineral stone wool min. density 140 kg/m )
4 Fire protection mastic min. thickness 1 mm
5 Cement lime plate min. thickness 15 mm (min. density
3
870 kg/m )
6 Duct
≥ 50*
≥ 50*
* Around the perimeter
Screw
≥ 25 ≤ 300
(min. 4x50)
≥ 25
≤ 300
≥ 50
≥ 40
3
38
≥ 100
Screw
(min. 4x50)
Used materials - example**:
3 - Promapyr, Rockwool Steprock HD
4 - Promastop - P, K
5 - Promatect - H
** Fire resistant insulation and fire resistant board can
be replaced by another approved fire sealing system
for damper installation with equivalent material
properties.
≥ 100