Skip to main content
Regional validity

Scope

solid wood construction
Cross-section of standard configuration

solid wood construction
Standard configuration

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 50,0 cement screed or anhydrite screed 1,330 50-100 2000 1,080 A1
B plastic separation layer 0,200 100000 1400 1,400 E
C impact sound absorbing subflooring MW-T [s'=10 MN/m³] 0,035 1 68 1,030 A1
D 50,0 elastic bonded fill elastic bonded, m' = 75kg/m² 0,700 1 1500 1,000 A1
E trickling protection E
F solid wood (e.g. cross laminated timber); ≥ 134,0; at least 5-layers, top layer at least 26 mm) 0,130 50 500 1,600 D
G 70,0 spruce wood battens (40/50) mounted on resilient clips 0,120 50 450 1,600 D
H 50,0 mineral wool [040; ≥16; <1000°C] 0,040 1 16 1,030 A1
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 Ln,w(Cl) Rw (C,Ctr) ΔOI3 m [kg/m²]
gdmnxa01a-00 C
F
30,0
134,0
impact sound absorbing subflooring MW-T [s'=10 MN/m³]
solid wood
346,5 60 0,29 adequate 44 (1) 79 (-7,-16) 51,02 271,2

Last update 07.05.2020/hfa.plb