30
RDT-07-0122
®
NORD
fire
|
FDMQ
www.etsnord.com
Fig. 32 Gypsum wall construction- installation next to wall, ceiling- mortar or gypsum and
mineral wool
EIS 90
Position:
1 Fire damper
2 Mortar or gypsum
3 Mineral stone wool min. density 140 kg/m³
Notice:
• 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 thi 20 mm or 50 mm
• Installation is valid for ceiling construction
Shown schemes of incorporation and damper are illustrative only!
42
≤ 75
≤ 75
≤
75
≥ A+100
≥
B+1
00
≤ 75
≥ 100
(≥ 100)+20
Installation opening has to
be reinforced by steel U-pro-
file. Profile is fixed by screws
≥3,5 mm with corre-sponding
length. Distance between
screws ≤200 mm.