pitched roof solid wood construction, ventilated, without dry lining, without lining
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 | concrete roof tile /tiled roof | 2100 | A1 | ||||
B | 30,0 | spruce wood battens (30/50) | 0,120 | 50 | 450 | 1,600 | D |
C | 30,0 | spruce wood counter battens (Germany 30mm); Austria: minimum 50mm | 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 | Cellulose fibre [040; 50] | 0,040 | 1 | 50 | 2,000 | E | |
G | sealing sheet (air tight) | ||||||
H | 120,0 | cross laminated timber | 0,130 | 50 | 500 | 1,600 | D |
Thickness of layer | 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] | ||
sdmhzo03-00 |
E F |
180,0
180,0 |
construction timber Cellulose fibre [040; 50] |
30 | 0,18 | adequate | 45 (-1,-7) | 36,10 | 137,6 | |
sdmhzo03-01 |
E F |
200,0
200,0 |
construction timber Cellulose fibre [040; 50] |
30 | 0,17 | adequate | 46 (-1,-7) | 36,58 | 139,4 | |
sdmhzo03-02 |
E F |
240,0
240,0 |
construction timber Cellulose fibre [040; 50] |
30 | 0,15 | adequate | 47 (-1,-7) | 37,54 | 143,0 |
Last update 02.08.2023/hfa.eco2soft