RDT-07-0122
37
®
NORD
fire
|
FDMQ
Images are for illustrative purposes
We reserve the right to make changes
Fig. 39 Solid ceiling construction- battery- mortar or gypsum
EIS 90
Notice:
• Installation opening for each damper has minimal dimensions
• a x b = (A+100) x (2xB +100) mm or (2xA+100) x (B +100) mm
• Gap between damper and construction is filled by mortar or gypsum
• Distance between dampers 60 mm
• Flange to flange connection - Up to 4 dampers can be installed
Shown schemes of incorporation and damper are illustrative only!
The gap 67 mm between dampers can be filled by
mineral stone wool min. density 140 kg/m³. Wool is
fixed to damper body by fire protection mastic.
51
≥ 67
≥ 67
≤ 75**
*
B
*
≤ 75**
51
≥ 67
≥ 67
≤ 75**
*
B
*
≤ 75**
The gap 67 mm between dampers can be filled by
mineral stone wool min. density 140 kg/m³. Wool is
fixed to damper body by fire protection mastic.
Position:
1 Fire damper
2 Solid wall construction
3 Mortar or gypsum
* min. 110 - Concrete/ min. 125 - Aerated concrete
** Around the perimeter