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1. Plasterboard thickness 12,5 mm
2. Rock wool density up to 35 kg/m³ (optional)
3. Horizontal U-shaped profile
4. Vertical C-shaped profile
5. Self-drilling screw Ø 3,5 X 25 mm
6. Self-drilling screw Ø 3,5 X 35 mm
7. Timber studs 45x45 mm or 44 mm "C" steel stud
Concrete floors
Aerated concrete floors can be built during installation or with pre-
formed slabs with interlocking shaped edges according to the fol-
lowing characteristics:
• minimum thickness 100 mm;
• minimum density 550 kg/m³.
Installations within vertical rigid wall
Refer to the section Construction supports characteristics for further
information.
Comply with the minimum distances indicated on section Minimum
distances .
Before and after installation please perform a functional test. Refer to
section Mechanism type for further information .
Wall opening
A opening must be provided in the wall as indicated in the table and
in the drawing
Damper positioning
Position the damper in the opening so that the side of the closing
mechanism extends as indicated in the drawing.
Close the blade before installing the fire damper.
Filling
Fill the space between the wall and the damper as indicated in the
table and in the drawing.
Sealing with concrete is not allowed.
Fire resistance classification
“D” hole size
[mm]
Wall minimum thickness “S”
[mm]
Sealing
Installations within vertical rigid wall EI 60 S
Wall resistance class EI 60
EI 60 S
(300 Pa)
From Ø + 30 to Ø + 55
95
Rock wool 35 kg/m³ or
mortar or plaster putty and
fire stopping sealant (e.g.
Soudal Firecryl or equivalent
with resistance and reaction
to fire equal or higher)
Installations within vertical rigid wall EI 60 S
Wall resistance class EI 60
EI 60 S
(300 Pa)
Ø + 10
95
Fire stopping sealant
(reference Soudal Firecryl or
equivalent with resistance
and reaction to fire equal
or higher)
rev 20-12
7
We reserve the right to make changes without prior notice
