Mandik FDMB Manual page 48

≥ 50**
≥ 25
≤ 300
≥ 25
≤ 300
Screws has to be fixed in wall/ceiling construction. (If it is
needed use steel bracket).
≥ 50
POSITION:
1 Fire damper FDMB
2 Solid ceiling 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
870 kg/m )
3
6 Duct
≥ 50**
** Around the perimeter
150*
Screw
≥ 25
(min. 4x50)
≥ 25
≤ 300
≥ 40
150*
3
47
Screw
≤ 300
(min. 4x50)
* min. 110 - Concrete/ min. 125 - Aerated concrete
Used materials - example**:
3 - Promapyr, Rockwool Steprock HD
4 - Promastop - P, K
5 - Promatect - H
** 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.