32
≥
100
(≥
100)+20
Position:
1
Fire damper
2
Mortar or gypsum
3
Stuffing box (mineral stone wool min. density 140 kg/m³)
≤
75
≤
75
≤
75
≥
5
0
≥
A+100
≥
B
+
1
0
0
●
Gap between damper and construction is filled
by mortar or gypsum and mineral wool
●
Wool is fixed to damper body and construction
by fire protection mastic.
●
Mineral wool thickness = construction thickness
+ 20 mm or 50 mm
●
Installation is valid for ceiling construction
