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Regional validity

Scope

solid wood construction
Cross-section of standard configuration

solid wood construction
Standard configuration

Note

Attention: REI 90 (from inside) in Germany possible with 2x12,5mm gypsum plaster board type DF/gypsum fibre board

Register of building materials used for this application, cross-section (from outside to inside)

Thickness [mm] Building material Thermal performance Reaction to fire­
λ μ min – max ρ c
A 24,0 larch wood external wall cladding 0,155 150 600 1,600 D
B 30,0 spruce wood battens offset (30/60) - ventilation 0,120 50 450 1,600 D
C 15,0 fibreboard (MDF) 0,140 11 600 1,700 D
D 300,0 Light composite wood-based beams (I-beams) with solid wood flanges (60/45) and hard board intermediate web (≥ 6,7) e=625 0,400 20-30 800 1,700 D
E - variable insulation material
F cross laminated timber (at least 3-layers, top layer at least 30mm) 0,130 50 500 1,600 D
G spruce wood battens 60/60 on resilient clips, e=625 0,120 50 450 1,600 D
H - variable insulation material
I 12,5 gypsum plaster board type DF or 0,250 10 800 1,050 A2
I 12,5 gypsum fibre board 0,320 21 1000 1,100 A2

Variations of building components

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) OI3Kon m [kg/m²]
awmhhi01a-03 E
F
G
H
300,0
100,0
70,0
50,0
mineral wool [040; 11; <1000°C]
cross laminated timber
spruce wood
mineral wool [040; 11; <1000°C]
557,5 90 from inside
60 from outside
0,12 adequate 56 (-2,-7) -1,30 95,5
awmhhi01a-04 E
F
G
H
300,0
100,0
70,0
50,0
cellulose fibre [040; 50]
cross laminated timber
spruce wood
mineral wool [040; 11; <1000°C]
557,5 90 from inside
60 from outside
0,12 adequate 56 (-2,-7) 107,2
awmhhi01a-05 E
F
G
H
300,0
100,0
70,0
50,0
Wood fibre insulation [039; 45]
cross laminated timber
spruce wood
mineral wool [040; 11; <1000°C]
557,5 90 from inside
60 from outside
0,12 adequate 56 (-2,-7) 105,7

Last update 16.08.2018/hfa.plb