51
≥ 67
Position:
1
Fire damper
2
Solid ceiling construction
3
Mortar or gypsum
≥ 67
≤
75**
*
B
*
≤
75**
The gap 67 mm between dampers can be filled by
mineral stone wool min. density 140 kg/m
3
. Wool
is fixed to damper body by fire protection mastic.
The gap 67 mm between dampers can be filled by
mineral stone wool min. density 140 kg/m
3
. Wool
is fixed to damper body by fire protection mastic.
●
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 four dampers can be installed
** Around the perimeter
* min. 110 - Concrete/ min. 125 - Aerated concrete
Содержание FDMQ
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Страница 34: ...34 100 100 100 Position 1 Fire damper 2 Installation frame 3 Solid wall construction...