Note
The design of the under-roof construction and of the counter-battens have to be specified according to the roof pitch and the national requirements.
Register of building materials used for this application, cross-section
(from top to bottom)
|
Thickness [mm] |
Building material |
Thermal performance |
Reaction to fireklasse EN |
λ |
μ min – max |
ρ |
c |
A |
|
concrete roof tile
or tiled roof
|
|
|
2100
|
|
A1
|
B |
30,0
|
spruce wood
battens (30/50)
|
0,120
|
50
|
450
|
1,600
|
D
|
C |
50,0
|
spruce wood
counter battens (minimum height 50 mm)
|
0,120
|
50
|
450
|
1,600
|
D
|
D |
15,0
|
fibreboard (MDF)
|
0,140
|
11
|
600
|
1,700
|
D
|
E |
|
construction timber
(80/..; e=800)
|
0,120
|
50
|
450
|
1,600
|
D
|
F |
|
- variable insulation material
|
|
|
|
|
|
G |
|
vapour barrier sd≥ 1m
|
|
|
1000
|
|
|
H |
|
spruce wood
cross battens (50/80;a=400)
|
0,120
|
50
|
450
|
1,600
|
D
|
I |
|
- variable building material
|
|
|
|
|
|
J |
25,0
|
gypsum plaster board type DF
(2x12,5 mm) or
|
0,250
|
10
|
800
|
1,050
|
A2
|
J |
25,0
|
gypsum fibre board
(2x12,5 mm)
|
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] |
sdrhzi08b-00
|
E
F
H
I
|
200,0
200,0
50,0
50,0
|
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
mineral wool [040; ≥16; <1000°C]
|
370,0
|
|
60
|
0,18
|
adequate
|
53
(-3,-9)
|
33,10
|
47,6
|
sdrhzi08b-01
|
E
F
H
I
|
200,0
200,0
50,0
|
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
air layer
|
370,0
|
I=without insulation
|
60
|
0,21
|
adequate
|
50
(-4,-10)
|
30,27
|
47,0
|
sdrhzi08b-02
|
E
F
H
I
|
220,0
220,0
50,0
50,0
|
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
mineral wool [040; ≥16; <1000°C]
|
390,0
|
|
60
|
0,17
|
adequate
|
53
(-2,-8)
|
34,33
|
48,9
|
sdrhzi08b-03
|
E
F
H
I
|
240,0
240,0
50,0
50,0
|
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
mineral wool [040; ≥16; <1000°C]
|
410,0
|
|
60
|
0,16
|
adequate
|
54
(-2,-9)
|
35,56
|
50,2
|
sdrhzi08b-04
|
E
F
H
I
|
200,0
200,0
50,0
50,0
|
construction timber
mineral wool [035; 50; <1000°C]
spruce wood
mineral wool [035; 50; <1000°C]
|
370,0
|
|
60
|
0,16
|
adequate
|
54
(-3,-9)
|
60,72
|
55,1
|
sdrhzi08b-05
|
E
F
H
I
|
200,0
200,0
50,0
50,0
|
construction timber
mineral wool [038; ≥33; ≥1000°C]
spruce wood
mineral wool [038; ≥33; ≥1000°C]
|
370,0
|
|
60
|
0,18
|
adequate
|
53
(-2,-8)
|
40,23
|
51,4
|
sdrhzi08b-06
|
E
F
H
I
|
200,0
200,0
50,0
50,0
|
construction timber
cellulose fibre [040; E]
spruce wood
cellulose fibre [040; E]
|
370,0
|
|
60
|
0,18
|
adequate
|
54
(-3,-9)
|
24,68
|
56,2
|
sdrhzi08b-07
|
E
F
H
I
|
200,0
200,0
50,0
50,0
|
construction timber
sheep wool [0,041; R=26]
spruce wood
sheep wool [0,041; R=26]
|
370,0
|
|
60
|
0,20
|
adequate
|
53
(-4,-10)
|
25,69
|
47,6
|
Last update 02.08.2023/hfa.eco2soft