22
≥
100
(≥
100)+50
≥
D
+
1
0
0
D-20
≥
100
≥
D
+
1
0
0
D
-2
0
D-
20
≥
1
0
≥
10
≥
10
≥
1
0
Position:
1
Fire damper
2
Mortar or gypsum
3
Stuffing box (mineral stone wool min. density 140 kg/m³)
Installation opening has to
be reinforced by profile
(UW, CW). Profil is fixed by
screws
≥
3,5 mm with corre-
sponding length. Distance
between screws
≤200 mm.
Installation opening has to
be reinforced by profile
(UW, CW). Profil is fixed by
screws
≥
3,5 mm with corre-
sponding length. Distance
between screws
≤200 mm.
●
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
