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depiction:

AW04g_

 Wall: exposed to outside air – back-ventilated (BG1) – IBO benchmarks 2020
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0,133 W/m²K
A++
A+
A
B
C
D
E
F
G
OI-Class (BG1)4
A+
mass 93,8 kg/m²
PENRT 822 MJ/m²
GWP total -83,1 kg CO2/m²
AP 0,216 kg SO2/m²
no. type layer (from inside to outside) d
cm		 λ
W/mK		 R
m²K/W		 ΔOI3
pts/m²
1 homogene Schichthomogene Schicht Rigips Feuerschutzplatte (Rigips Feuerschutzplatte) 1,25 0,250 0,05 2
2 inhomogene Schicht mit 2 Subschichteninhomogene Schicht mit 2 Subschichten inhomogeneous (parts vertical) 6,00      
    56,5 cm (75%) ISOVER KONTUR KP 1- 035 5,00 0,034 1,47 4
    56,5 cm (15%) Vertical air layer, heat flow up 6 < d <= 10 mm 1,00 0,071 0,14 0
    6 cm (10%) Timber (475 kg/m³ - e.g. spruce/fir) - rough, technically dried 6,00 0,120 0,50 0
3 homogene Schichthomogene Schicht Brettsperrholz BBS (3-lagig) (binderholz Brettsperrholz BBS (Fichte)) 9,00 0,120 0,75 14
4 homogene Schichthomogene Schicht Holzfaserdämmplatte (GUTEX Thermosafe-homogen) 20,00 0,043 4,65 18
5 homogene Schichthomogene Schicht Unterdeckplatte Holzfaserdämmplatte (Wood fibre WF-WD (250 kg/m³)) 2,20 0,057 0,39 5
6 inhomogene Schichtinhomogene Schicht inhomogeneous (parts vertical) 4,00      
    56,5 cm (90%) Vertical air layer, heat flow up 36 < d <= 40 mm 4,00 ¹ ¹ ² 0
    6 cm (10%) Timber (475 kg/m³ - e.g. spruce/fir) - rough, technically dried 4,00 ¹ ¹ ² 0
7 homogene Schichthomogene Schicht Holz Außenwandverkleidung (Timber (525 kg/m³ - e.g. larch) - rough, technically dried) 1,90 ¹ ¹ ² 0
    Rsi / Rse = 0,130 / 0,130  
    R' / R'' (max. relative error: 1,2%) = 7,586 / 7,412  
    building element 44,35   7,499 42
¹ not relevant
² layer is OI-relevant from BG1
³ U value (Heat transfer coefficient) calculated according to ÖNORM EN ISO 6946.
4 For the OI class, the U-value of the component is taken into account in addition to the ecological key figures