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| Round fire damper manual 02/2021
SOLID AIR ®
CLIMATE SOLUTIONS
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T +31 598 36 12 21
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www.solid-air.com
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Flexible wall installation (Fire Batt/Weichschott)
The wall is composed of 2 x 2 plasterboard boards,
12,5 mm thick, installed on a steel frame construc-
tion. The interior of the wall is filled with mineral
wool (≥ 100 kg/m³). Installation material is mineral
wool (≥ 140 kg/m³) and fire protection coating.
The minimum thickness of the wall is 100 mm.
Installations
1
1
6
2
5
3
INSTALLATION
1. Create an opening in the wall (Ø d + 200 mm) x
(Ø d + 200 mm) and build the subframe
according to the drawing, see page 35.
Bend the fixing bracket
(1)
90°.
2. Place the damper in the opening up to the wall
limit mark
(7)
on the damper.
Damper blade must be closed during installation!
3. Close the space between casing and wall with two
layers of mineral wool
(5)
(density 140 kg/m³ or
more, 50 mm thick, coated on one side). Seal the
connections of mineral wool with intumescent
fire resistant sealant
(6)
. Mineral wool and
damper casing must be coated with 2 mm thick
fire protection coating. Damper casing should be
coated up to profile protrusions.
* Multiple fire dampers can be installed next to each
other or ceiling/wall with the minimal distance of
30 mm between them. See page 42.
Test the operation of the damper blade!
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