pitched roof solid wood construction, ventilated, with dry lining, not suspended
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.
Thickness [mm] | Building material | Thermal performance | Reaction to fireklasse EN | ||||
---|---|---|---|---|---|---|---|
λ | μ min – max | ρ | c | ||||
A | sheet metal roofing on structured separation layer | 7800 | A1 | ||||
B | 24,0 | spruce wood formwork | 0,120 | 50 | 450 | 1,600 | D |
C | 80,0 | spruce wood counter battens (40/80) | 0,120 | 50 | 450 | 1,600 | D |
D | - variable building material | ||||||
E | - variable insulation material on-roof insulation | ||||||
F | 0,2 | sealing sheet (air tight) | |||||
G | 120,0 | cross laminated timber | 0,130 | 50 | 500 | 1,600 | D |
H | 60,0 | spruce wood (battens 60/60; e=400) | 0,120 | 50 | 450 | 1,600 | D |
I | 60,0 | mineral wool [040; 11; <1000°C] | 0,040 | 1 | 11 | 1,030 | A1 |
J | 12,5 | gypsum plaster board type DF | 0,250 | 10 | 800 | 1,050 | A2 |
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] | |||
sdmhbi01a-00 |
D E |
22,0
180,0 |
softboard [045; 250] - rigid underlay wood-fibre insulation board [0,040; R=200] |
498,5 | 60 | 0,13 | adequate | 53 (-1,-6) | 68,94 | 138,9 | |
sdmhbi01a-01 |
D E |
22,0
200,0 |
softboard [045; 250] - rigid underlay wood-fibre insulation board [0,040; R=200] |
518,5 | 60 | 0,12 | adequate | 54 (-1,-6) | 71,91 | 142,9 | |
sdmhbi01a-02 |
D E |
22,0
240,0 |
softboard [045; 250] - rigid underlay wood-fibre insulation board [0,040; R=200] |
538,5 | 60 | 0,11 | adequate | 55 (-1,-6) | 77,84 | 150,9 | |
sdmhbi01a-03 |
D E |
180,0 |
sarking membrane sd ≤ 0,3m mineral wool [040; 130] |
476,5 | Underlay laminated on insulation board | 60 | 0,14 | adequate | 46 (-1,-6) | 95,42 | 126,3 |
sdmhbi01a-04 |
D E |
200,0 |
sarking membrane sd ≤ 0,3m mineral wool [040; 130] |
496,5 | Underlay laminated on insulation board | 60 | 0,13 | adequate | 47 (-1,-6) | 101,60 | 128,9 |
sdmhbi01a-05 |
D E |
240,0 |
sarking membrane sd ≤ 0,3m mineral wool [040; 130] |
516,5 | Underlay laminated on insulation board | 60 | 0,12 | adequate | 48 (-1,-6) | 113,97 | 134,1 |
Last update 02.08.2023/hfa.eco2soft