Mandik FDMB Manual page 52

* min. 110 - Concrete/ min. 125 - Aerated concrete
** Around the perimeter
POSITION:
1 Fire damper FDMB
2 Solid ceiling construction
3 Mortar or gypsum
4 Stone wool bound with use of an organic resin with
crushed stone as a refrigerant (min. density 300 kg/m ),
EIS 90, thickness 60 mm
5 Stone wool with one side stitched wire fencing (min.
density 105 kg/m ), thickness 180 mm (e.g. 3x60 mm)
3
6 Stone wool with one side stitched wire fencing (min.
density 105 kg/m ), thickness 60 mm
3
7 Profil U25x40x25
8 VRM-III*****
9 Duct
Used materials - example***:
4 - Rockwool Conlit Ductrock EIS 90, Thickness 60 mm
5 - Rockwool Wired Mat 105, Thickness 3x60 mm
6 - Rockwool Wired Mat 105, Thickness 60 mm
Installation details of wool layers see chapter 11.7
≥ 50**
150*
≥ 40
150*
3
*** 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.
**** Dependent on the distance between damper and fire separating
construction
***** Reinforcement fixing VRM-III see Fig.80
Installation of profile U25x40x25 see Fig.81
T - thickness of the insulation (mm)
51
L=Min. 100
T=120
L=variabel****
T=60
L=Min. 400
T=120
L=Min. 100
T=240
L=variable****
T=180
L=Min. 400
T=240