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Minimum distances
1.
Side vertical wall
2.
Floor
a.
Distance between fire dampers installed within vertical wall
Installation
EI 180 S Installation within vertical rigid wall
Mortar sealing
EI 120 S Installation within vertical rigid wall
Mortar or plaster putty sealing
EI 120 S Installation within vertical rigid wall
Plasterboard and rock wool 100 kg/m³ sealing
EI 120 S Installation within vertical light wall (plasterboard)
Mortar or plaster putty sealing
EI 90 S Installation within vertical light wall (plasterboard)
Plasterboard and rock wool 100 kg/m³ sealing
EI 120 S Installation within vertical light wall (gypsum blocks wall)
Plaster putty sealing
EI 90 S Installation within vertical light wall (gypsum blocks wall)
Plaster putty sealing
EI 180 S Installation within floor
Mortar sealing
EI 120 S Installation within floor
Mortar sealing
EI 90 S Installation within floor
Mortar sealing
The minimum distance between two or more paired installations
is 200 mm.
It is forbidden to pair three or more fire dampers.
10/17
b.
Distance between fire damper and vertical lateral wall / floor
c.
Distance between fire dampers installed within floor
d.
Distance between fire damper and vertical lateral wall
Fire dampers installed within vertical wall
a [mm]
b [mm]
70
75
70
75
70
75
70
75
70
75
70
75
200
75
-
-
-
-
-
-
Fire dampers installed within floor
c [mm]
d [mm]
-
-
-
-
-
-
-
-
-
-
-
-
-
-
70
75
70
75
70
75
Paired installation
Yes. One air duct
Yes. One air duct
Yes. One air duct
Yes. Separate air
duct
Yes. Separate air
duct
Yes. Separate air
duct
No
Yes. Separate air
duct
Yes. Separate air
duct
Yes. Separate air
duct
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