Cross-section of standard configuration
Note
Cross laminated timer Var. 00-01: thickness ≥ 78mm; 3-ply at least, surface layer at least 25mm Var. 02: thickness ≥ 94,0mm; 3-ply at least, surface layer at least 30mm
Register of building materials used for this application, cross-section
(from outside to inside)
Thickness [mm]
Building material
Thermal performance
Reaction to fireklasse EN
λ
μ min – max
ρ
c
A
gypsum plaster board type DF
0,250
10
800
1,050
A2
A
gypsum fibre board
0,320
21
1000
1,100
A2
B
80,0
cross laminated timber 3-ply
0,130
50
500
1,600
D
C
- variable building material
E
80,0
cross laminated timber 3-ply
0,130
50
500
1,600
D
F
gypsum plaster board type DF
(2x12,5) or
0,250
10
800
1,050
A2
F
gypsum fibre board
(2x12,5)
0,320
21
1000
1,100
A2
Variations of building components
Thickness of layer
Note
Fire performance
Thermal performance
Acoustic performance
Eco Sustainability
Mass
Thickness [mm]
Building material
Σ
REI
U [W/(m²K)]
Diffusion
Rw (C,Ctr ) [dB]
ΔOI3
m [kg/m²]
twmxxo07b- 00
A
A
C
F
F
12,5
12,5
60,0
25,0
25,0
gypsum plaster board type DF
gypsum fibre board
mineral wool [0,35; ≥20; <1000^C]
gypsum plaster board type DF
gypsum fibre board
60
0,29
adequate
59
(-3,-9)
36,30
107,2
twmxxo07b- 01
A
A
C
F
F
25,0
25,0
80,0
25,0
25,0
gypsum plaster board type DF
gypsum fibre board
60 mm mineral wool [035; 90; ≥1000°C] + 20 mm air layer
gypsum plaster board type DF
gypsum fibre board
A and F: 2x12,5mm gypsum fibre board or gypsum plaster board type DF
60
0,28
adequate
64
(-4,-10)
51,25
121,4
twmxxo07b- 02
A
A
C
F
F
25,0
25,0
40,0
25,0
25,0
gypsum plaster board type DF
gypsum fibre board
mineral wool [0,35; ≥20; <1000^C]
gypsum plaster board type DF
gypsum fibre board
A and F: 2x12,5mm gypsum fibre board or gypsum plaster board type DF
60
0,35
adequate
61
(-5,-10)
39,56
116,8
twmxxo07b- 03
A
A
C
F
F
25,0
25,0
80,0
25,0
25,0
gypsum plaster board type DF
gypsum fibre board
mineral wool [0,35; ≥20; <1000^C]
gypsum plaster board type DF
gypsum fibre board
A and F: 2x12,5mm gypsum fibre board or gypsum plaster board type DF
60
0,25
adequate
64
(-3,-8)
43,33
117,6
Last update 02.08.2023/nu.ge