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Regional validity

Scope

solid wood construction
Cross-section of standard configuration

solid wood construction
Standard configuration

Note


Cross laminated timer: thickness ≥ 95mm; 5-ply at least, surface layer at least 19mm

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 12,5 gypsum plaster board type DF or 0,250 10 800 1,050 A2
A 12,5 gypsum fibre board 0,320 21 1000 1,100 A2
B 95,0 solid wood (e.g. cross laminated timer) 0,130 50 500 1,600 D
C 30,0 impact sound absorbing subflooring MW-T 0,035 1 68 1,030 A1
D 95,0 solid wood (e.g. cross laminated timer) 0,130 50 500 1,600 D
E 50,0 spruce wood battens (50/40) mounted on resilient clips 0,120 50 450 1,600 D
F - variable insulation material
G 12,5 gypsum plaster board type DF or 0,250 10 800 1,050 A2
G 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]
twmxxo01a-00 F 50,0 mineral wool [040; ≥16; <1000°C] 317,0 90 0,27 adequate 62 6,93 119,8
twmxxo01a-01 F 50,0 mineral wool [041; 27; ≥1000°C] 317,0 90 0,27 adequate 60 -2,86 120,6

Last update 23.08.2017/hfa.plb