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Regional validity

Scope

timber frame construction
Cross-section of standard configuration

timber frame construction
Standard configuration

Note

The fire resistance is only valid when wall is used as partition with only one side exposed to fire.

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 16,0 Kronospan OSB-Firestop 0,110 150-170 660 1,700 B
B construction timber (60/..; e=625) 0,120 50 450 1,600 D
C - variable insulation material
D 16,0 Kronospan OSB-Firestop 0,110 150-170 660 1,700 B

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) ΔOI3 m [kg/m²]
iwrxxo11a-00 B
C
120,0
120,0
construction timber (60/..; e=625)
mineral wool [038; ≥33; ≥1000°C]
45 19,21
iwrxxo11a-01 B
C
140,0
140,0
construction timber (60/..; e=625)
mineral wool [038; ≥33; ≥1000°C]
60 21,12
iwrxxo11a-02 B
C
120,0
120,0
construction timber (60/..; e=625)
Cellulose fibre [040; 50]
30 11,54

Source: KRONOSPAN OSB, spol. s r. o.

Last update 05.08.2020/hfa.plb