Skip to main content
Regional validity

Scope

Building physical assessment

Fire performance REI 30
maximum span = 5 m; maximum load Ed,fi = 5 kN/m² (without roof structure)  
Classified by HFA  
Fire performance Germany
Classification: REI30  
Load Ed,fi according to the German certification document
Proof: manufacturer-specific  
Thermal performance U 0,18 W/(m2K)
Diffusion adequate
Calculated by TUM  
Acoustic performance Rw (C;Ctr) 39 dB (-1; -6)
Ln,w (Cl)
Rating by Müller-BBM  
Mass per unit area m 111,7 kg/m2
 

Datenblatt pitched roof
sdmhbo01-03 (pdf, 250 KB)

Note

The design of the under-roof construction and of the counter-battens have to be specified according to the roof pitch and the national requirements.

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 fire­
λ μ min – max ρ c
A sheet metal roofing on structured separation layer 7800 A1
B 24,0 spruce wood formwork 0,120 50 450 1,600 D
C 80,0 spruce wood counter battens (40/80) 0,120 50 450 1,600 D
D sarking membrane sd ≤ 0,3m 1000 E
E 180,0 mineral wool [040; 130] on-roof insulation 0,040 1 130 1,030
F 0,2 sealing sheet (air tight)
G 120,0 cross laminated timber 0,130 50 500 1,600 D

Ecological rating (per m2 construction area)

Database ecoinvent

ΔOI3 98,3
Calculated by HFA  

Resources
Lifecycle
Phase
GWP
[kg CO2 Äqv.]
AP
[kg SO2 Äqv.]
EP
[kg PO4 Äqv.]
ODP
[kg R11 Äqv.]
POCP
[kg Ethen Äqv.]
PERE
[MJ]
PERM
[MJ]
PERT
[MJ]
PENRE
[MJ]
PENRM
[MJ]
PENRT
[MJ]
A1 - A3 -30,697 0,501 0,151 4,45e-6 0,105 59,169 1060,094 1119,263 1064,017 33,300 1097,317

Database GaBi (ÖKOBAUDAT)

Built-in renewable materials 74,1 kg
Biogenic carbon 107,3 kgCO2 Äqv.
Energy use of Primary Energy 1298,7 MJ
Share of renewable PE 27,0 %
Calculated by TUM  

Resources
Lifecycle
Phase
GWP
[kg CO2 Äqv.]
AP
[kg SO2 Äqv.]
EP
[kg PO4 Äqv.]
ODP
[kg R11 Äqv.]
POCP
[kg Ethen Äqv.]
PERE
[MJ]
PERM
[MJ]
PERT
[MJ]
PENRE
[MJ]
PENRM
[MJ]
PENRT
[MJ]
A1 - A3 -52,438 0,318 0,047 4,23e-6 0,034 349,162 1265,278 1613,010 926,211 114,794 1040,334
C1 - C4 122,854 0,004 0,007 1,88e-7 0,001 1,036 -1261,300 -1260,263 21,255 0,000 21,255
A1 - C4 72,415 0,323 0,054 4,42e-6 0,035 350,206 3,979 352,754 948,505 114,794 1062,628

Last update 07.05.2020/hfa.plb