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EI 120 S Installation within vertical rigid wall
1. Mortar M-10, EN998-2 or plaster putty
Lp Overlap length between fire damper and duct: see section Dimension
D Hole size: see table above
EI 90 S Installation within vertical rigid wall
1. Plasterboard infill panel, thickness 12,5 mm
2. Rock wool, 100 kg/m³
3. Self-drilling screw Ø 3,5 X 45 mm
Lp Overlap length between fire damper and duct: see section Dimension
D Hole size: see table above
Installations within vertical light wall (plasterboard)
Refer to the section Construction supports characteristics for further
information.
Comply with the minimum distances indicated on section Minimum
distances .
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.
Filling
Fill the space between the wall and the damper as indicated in the
table and in the drawing.
Fire resistance classification
“D” hole size
[mm]
Wall minimum thickness “S”
[mm]
Sealing
EI 60 S Installation within vertical light wall (plasterboard)
Wall rock wool density up to 80 kg/m³ (optional)
EI 60 S
(500 Pa)
From (Ø + 50) x (Ø + 50)
To (Ø + 70) x (Ø + 70)
(square hole)
100
Rock wool 80 kg/m³ with
infill plasterboard (thickness
12.5 mm)
EI 90 S Installation within vertical light wall (plasterboard)
Wall rock wool density up to 80 kg/m³ (optional)
EI 90 S
(500 Pa)
From (Ø + 50) x (Ø + 50)
To (Ø + 70) x (Ø + 70)
(square hole)
100
Rock wool 100 kg/m³ with
infill plasterboard (thickness
12.5 mm)
EI 120 S Installation within vertical light wall (plasterboard)
Wall rock wool density up to 80 kg/m³ (optional)
EI 120 S
(500 Pa)
From (Ø + 50) x (Ø + 50)
to (Ø + 440) x (Ø + 440)
(square hole)
100
Mortar or plaster putty
1. Rock wool density up to 80 kg/m³ (optional)
2. Plasterboard arch infill, thickness 12,5 mm for rock wool sealing
3. Plasterboard thickness 12,5 mm
4. Sealing: see table above
5. Self-drilling screw Ø 3,5 X 45 mm
6. Metal frame
Lp Overlap length between fire damper and duct: see section Dimension
D Hole size: see table above
