INSTALLATIoN
WH45P
22
/42
rev 20-10
3.11.
Installation within vertical light wall (gypsum blocks wall)
Refer to the section Construction supports characteristi-
cs p. 16 for further information.
Comply with the minimum distances indicated on section
Minimum distances p. 14.
before and after installation please perform a functional
test. Refer to section Mechanism type for further informa-
tion p. 7.
3.11.1.
Wall opening
A opening must be provided in the wall as indicated in the
table and in the drawing
3.11.2.
Damper positioning
Position the damper in the opening so that the side of the
closing mechanism extends as indicated in the table and
in the drawing.
Close the blade before installing the fire damper.
3.11.3.
Filling
Fill the space between the wall and the damper as indica-
ted in the table and in the drawing.
Sealing with concrete is not allowed.
Fire resistance classi-
fication
“D” hole size
[mm]
Damper protrusion
from the wall “E”
[mm]
Wall minimum thick-
ness “S”
[mm]
Sealing
EI 90 S Installation within vertical light wall (gypsum blocks wall)
Wall minimum thickness 70 mm
Wall minimum density 995 kg/m³
Plaster putty sealing
ve (i
↔
o)
EI 90 S
(500 Pa)
From Ø + 25
to Ø+35
(circular hole)
230 + Lp
70
Plaster putty sealing
EI 120 S Installation within vertical light wall (gypsum blocks wall)
Wall minimum thickness 100 mm
Wall minimum density 995 kg/m³
Plaster putty sealing
ve (i
↔
o)
EI 120 S
(500 Pa)
From Ø + 25
to Ø+35
(circular hole)
215 + Lp
100
Plaster putty sealing
1.
Plaster putty
D
Hole size: see table above
S
Wall minimum thickness: see table above
E
Damper protrusion from the wall: see table above
Lp
Overlap length between fire damper and duct: see section
Dimension p. 9
WH45P
22
We reserve the right to make changes without prior notice