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Scope

Geprüftes/zugelassenes Bauteil

flat roof fdrhbi10a-03

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

Building physical assessment

Fire performance REI 30
maximum span = 5 m; maximum load Ed,fi = 2,62 kN/m²  
Classified by HFA  
Thermal performance U 0,16 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 49,8 kg/m2
Calculation based on gypsum plaster board type DF GF
 

data sheet flat roof
fdrhbi10a-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.

Download fdrhbi10a-3.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 sheet metal roofing or 7800 A1
A Plastic roofing membrane E
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 240,0 construction timber (80/..; e=800) 0,120 50 450 1,600 D
F 240,0 mineral wool [040; ≥16; <1000°C] 0,040 1 16 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 [040; ≥16; <1000°C] 0,040 1 16 1,030 A1
J 12,5 gypsum plaster board type DF or 0,250 10 800 1,050 A2
J 12,5 gypsum fibre board 0,320 21 1000 1,100 A2

Ecological rating (per m2 construction area)

Database ecoinvent

Built-in renewable materials 48,1 kg
Share of renewable materials of total weight 71,07 %
Global warming potential (GWP-T) -40,770 kgCO2Äqv.
Energy use of Primary Energy 768,0 MJ
Share of renewable Primary Energy 18,2 %
∑ΔOI3 41,7
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 37,829 -78,600 -40,770 139,826 817,746 957,572 628,180 35,295 663,474 0,198 0,091 3.0396158E-6 0,036

Last update 02.08.2023/hfa.eco2soft