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Regional validity

Scope

timber frame construction
Cross-section of standard configuration
timber frame construction
Standard configuration

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 Plastic roofing membrane or E
A sheet metal roofing 7800 A1
B 24,0 spruce wood closed cladding without spacing of cladding boards 0,120 50 450 1,600 D
C 80,0 spruce wood counter battens (ventilation) 0,120 50 450 1,600 D
D sarking membrane sd ≤ 0,3m 1000 E
E 15,0 OSB 0,130 200 600 1,700 D
F construction timber (80/..; e=800) 0,120 50 450 1,600 D
G - variable insulation material
H vapour barrier sd≥ 8m 1000
I 15,0 OSB 0,130 200 600 1,700 D
J spruce wood cross battens (50/80;a=400) 0,120 50 450 1,600 D
K - variable insulation material
L 25,0 gypsum plaster board type DF (2x12,5 mm) or 0,250 10 800 1,050 A2
L 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]
fdrhbi06b-00 F
G
J
K
200,0
200,0
50,0
50,0
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
mineral wool [040; ≥16; <1000°C]
406,0 60 0,18 adequate 48 (-3,-7) 40,94 56,4
fdrhbi06b-01 F
G
J
K
200,0
200,0
50,0
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
mineral wool [040; ≥16; <1000°C]
406,0 K=without insulation 60 0,21 adequate 46 (-3,-7) 38,11 55,8
fdrhbi06b-02 F
G
J
K
220,0
220,0
50,0
50,0
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
mineral wool [040; ≥16; <1000°C]
426,0 60 0,16 adequate 48 (-2,-6) 42,17 57,7
fdrhbi06b-03 F
G
J
K
240,0
240,0
50,0
50,0
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
mineral wool [040; ≥16; <1000°C]
446,0 60 0,15 adequate 49 (-2,-6) 43,40 59,0
fdrhbi06b-04 F
G
J
K
200,0
200,0
50,0
50,0
construction timber
mineral wool [035; 50; <1000°C]
spruce wood
mineral wool [035; 50; <1000°C]
406,0 60 0,16 adequate 49 (-3,-7) 68,56 63,9
fdrhbi06b-05 F
G
J
K
200,0
200,0
50,0
50,0
construction timber
mineral wool [038; ≥33; ≥1000°C]
spruce wood
mineral wool [038; ≥33; ≥1000°C]
406,0 60 0,18 adequate 48 (-2,-6) 48,07 60,2
fdrhbi06b-06 F
G
J
K
200,0
200,0
50,0
50,0
construction timber
cellulose fibre [040; E]
spruce wood
cellulose fibre [040; E]
406,0 60 0,18 adequate 47 (-2,-6) 32,52 65,0
fdrhbi06b-07 F
G
J
K
200,0
200,0
50,0
50,0
construction timber
sheep wool [0,041; R=26]
spruce wood
sheep wool [0,041; R=26]
406,0 60 0,20 adequate 47 (-3,-7) 33,53 56,4

Last update 02.08.2023/nu.ge