UserManual PKI Cen GB

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Opening Preparation for the Flexible Wall
Fig. 2: Flexible (plasterboard) wall with a circular opening
1 On each side - 2 layers of plasterboard (thickness see Tab. 2)
2 Vertical CW-proles (prole width s
CW
based on re resistivity, see Tab. 2)
3 Horizontal UW-proles (prole width s
CW
based on re resistivity, see Tab. 2)
4 Mineral wool; thickness/cubic density see Tab. 2
Legend
Minimum Fire
Resistivity
Minimum s Minimum s
CW
Allowed Metal
Stud Group
Thickness
of Plasterboards
Insulation
Thickness Cubic Density
(mm) (mm) (kg/m
3
)
60 100 55 A, B, C
12,5 40 ... 50
30 ... 60
90 125 75 B, C 80 ... 115
120 150 90 C 15 60 ... 70 85 ... 115
Tab. 2: Thickness of standardized walls/ceilings according to EN 1366-2:2015
DN +
1
0
0
1
2
3
4
S
D
N
+
6
0