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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 fire­
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 12,5 gypsum plaster board type DF or 0,250 10 800 1,050 A2
J 12,5 gypsum fibre board 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) ΔOI3 m [kg/m²]
sdrhzi08a-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]
357,5 30 0,18 adequate 52 (-3,-9) 33,87 37,6
sdrhzi08a-01 E
F
H
I
200,0
200,0
50,0
construction timber
mineral wool [040; ≥16; <1000°C]
spruce wood
air layer
357,5 I=without insulation 30 0,21 adequate 49 (-4,-10) 31,00 37,0
sdrhzi08a-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]
377,5 30 0,17 adequate 52 (-2,-8) 35,13 38,9
sdrhzi08a-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]
397,5 30 0,16 adequate 53 (-2,-8) 36,39 40,2
sdrhzi08a-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]
357,5 30 0,16 adequate 53 (-3,-9) 61,98 45,1
sdrhzi08a-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]
357,5 30 0,18 adequate 52 (-2,-8) 43,74 41,4
sdrhzi08a-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]
357,5 30 0,18 adequate 53 (-3,-9) 24,66 46,2
sdrhzi08a-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]
357,5 30 0,20 adequate 52 (-4,-10) 26,62 37,6

Last update 07.05.2020/hfa.plb