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Scope

Geprüftes/zugelassenes Bauteil

flat roof fdrhbi10b-05

flat roof timber frame construction, ventilated, with dry lining, not suspended

Building physical assessment

Fire performance REI 60
maximum span = 5 m; maximum load Ed,fi = 3,66 kN/m²  
Classified by HFA  
Thermal performance U 0,18 W/(m2K)
Diffusion adequate
Calculated by HFA  
Acoustic performance Rw (C;Ctr) 48 dB (-2; -6)
Ln,w (Cl)
Rating by TGM  
Mass per unit area m 61,0 kg/m2
Calculation based on gypsum plaster board type DF GF
 

data sheet flat roof
fdrhbi10b-05 (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.

Download fdrhbi10b-5.ifc
Only for registered members after logging in.
timber frame construction
Cross-section of standard configuration
timber frame 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 Plastic roofing membrane or E
A sheet metal roofing 7800 A1
B 24,0 spruce wood closed cladding without spacing of cladding boards 0,120 50 450 1,600 D
C 80,0 spruce wood counter battens (ventilation) 0,120 50 450 1,600 D
D sarking membrane sd ≤ 0,3m 1000 E
D 15,0 fibreboard (MDF) 0,140 11 600 1,700 D
E 200,0 construction timber (80/..; e=800) 0,120 50 450 1,600 D
F 200,0 mineral wool [038; ≥33; ≥1000°C] 0,038 1 33 1,030 A1
G 15,0 OSB (sealed with airtight tape) 0,130 200 600 1,700 D
H 50,0 spruce wood cross battens (50/80;a=400) 0,120 50 450 1,600 D
I 50,0 mineral wool [038; ≥33; ≥1000°C] 0,038 1 33 1,030 A1
J 25,0 gypsum plaster board type DF (2x12,5 mm) or 0,250 10 800 1,050 A2
J 25,0 gypsum fibre board (2x12,5 mm) 0,320 21 1000 1,100 A2

Ecological rating (per m2 construction area)

Database ecoinvent

Built-in renewable materials 46,7 kg
Share of renewable materials of total weight 58,39 %
Global warming potential (GWP-T) -31,739 kgCO2Äqv.
Energy use of Primary Energy 772,9 MJ
Share of renewable Primary Energy 17,4 %
∑ΔOI3 48,7
Calculated by HFA  

Global warming potential Share of renewable Primary Energy Resources
Lifecycle
Phase		 GWP-F
[kgCO2Äqv.]		 GWP-B
[kgCO2Äqv.]		 GWP-T
[kgCO2Äqv.]		 PERE
[MJ]		 PERM
[MJ]		 PERT
[MJ]		 PENRE
[MJ]		 PENRM
[MJ]		 PENRT
[MJ]		 AP
[kgSO2Äqv.]		 EP
[kgPO4Äqv.]		 ODP
[kgR11Äqv.]		 POCP
[kgEthenÄqv.]
A1 - A3 44,011 -75,750 -31,739 134,124 784,990 919,114 638,806 35,295 674,100 0,237 0,089 2.7016079E-6 0,073

Last update 02.08.2023/hfa.eco2soft