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| Round fire damper manual 02/2021
SOLID AIR ®
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Rigid wall installation (mortar sealing)
The wall is composed of concrete blocks (minimum
density of 550 kg/m³) or reinforced concrete
(minimum density of 2200 kg/m³) and with a
minimum thickness of 100 mm.
Installation material is gypsum plaster or mortar.
Installations
1
1
2
2
7
3
INSTALLATION
1. Create an opening in the wall (minimal dimen-
sions on page 13). and bend the fixing bracket
(1)
90°. Place the damper in the opening up to the
wall limit mark
(7)
on the damper.
Damper blade must be closed during the installation!
2. Fix the damper to the wall using screws. Bracket
screw hole is 6 mm in diameter.
3. Fill the space between the damper and the wall
with gypsum plaster or mortar
(2)
.
*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!