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 |
22,0
|
softboard [045; 250] - rigid underlay
|
0,045
|
5
|
250
|
2,100
|
E
|
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] |
sdrhzi03b-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]
|
377,0
|
|
60
|
0,17
|
adequate
|
53
(-4,-10)
|
31,20
|
44,1
|
sdrhzi03b-01
|
E
F
H
I
|
200,0
200,0
50,0
|
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
air layer
|
377,0
|
I=without insulation
|
60
|
0,20
|
adequate
|
50
(-5,-11)
|
28,38
|
43,5
|
sdrhzi03b-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]
|
397,0
|
|
60
|
0,16
|
adequate
|
53
(-3,-9)
|
32,43
|
45,4
|
sdrhzi03b-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]
|
417,0
|
|
60
|
0,15
|
adequate
|
54
(-3,-9)
|
33,67
|
46,7
|
sdrhzi03b-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]
|
377,0
|
|
60
|
0,15
|
adequate
|
54
(-4,-10)
|
58,83
|
51,6
|
sdrhzi03b-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]
|
377,0
|
|
60
|
0,17
|
adequate
|
53
(-3,-9)
|
38,33
|
47,9
|
sdrhzi03b-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]
|
377,0
|
|
60
|
0,17
|
adequate
|
54
(-4,-10)
|
22,79
|
52,7
|
sdrhzi03b-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]
|
377,0
|
|
60
|
0,19
|
adequate
|
53
(-5,-11)
|
23,79
|
44,1
|
Last update 02.08.2023/hfa.eco2soft