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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 outside to inside)

Thickness [mm] Building material Thermal performance Reaction to fire­klasse EN
λ μ min – max ρ c
A 15,0 plaster 0,700 10 1300 1,000 A1
B 50,0 Heraklith BM [095; 576] 0,095 2-5 576 1,470 B
C 140,0 solid glued wood 0,130 50 500 1,600 D
D 25,0 impact sound absorbing subflooring TPS 25 [115; 036] 0,036 1 115 1,030 A1
E 50,0 Heraklith BM [095; 576] 0,095 2-5 576 1,470 B
F 15,0 plaster 0,700 10 1300 1,000 A1

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) [dB] ΔOI3 m [kg/m²]
twmxxo01-00 290,0 90 0,33 adequate 60 (-3,-9) 43,36 165,4

Source: Knauf Insulation GmbH

Last update 16.07.2025/nu.ge