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depiction:


KDo 03 a Basement ceiling slab, insulated upper side bet. wood construction

Floor: exposed to unheated parts of buildings – heat flow descending (BG1) – IBO benchmarks 2012
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0,177 W/m²K
A++
A+
A
B
C
D
E
F
G
OI-Class (BG1)³
D
mass 528,8 kg/m²
PENRT 2012 MJ/m²
GWP total 103 kg CO2/m²
AP 0,453 kg SO2/m²
no. type layer d
cm
λ
W/mK
R
m²K/W
ΔOI3
pts/m²
1 homogene Schichthomogene Schicht Multi-layer parquet 1,20 0,160 0,08 ¹ 12
2 homogene Schichthomogene Schicht Polyethylene foam (70 kg/m³) 0,50 0,050 0,10 2
3 homogene Schichthomogene Schicht Dampfbremse PE (Polyethylene (PE) sealing sheeting) 0,02 0,500 0,00 ¹ 1
4 homogene Schichthomogene Schicht Timber (475 kg/m³ - e.g. spruce/fir) - rough, technically dried 2,40 0,120 0,20 0
5 inhomogene Schichtinhomogene Schicht inhomogeneous (parts transverse) 10,00      
    58,5 cm (94%) Perlite insulation boards (134 kg/m³) 10,00 0,061 1,64 27
    4 cm (6%) Timber (475 kg/m³ - e.g. spruce/fir) - rough, technically dried 10,00 0,120 0,83 0
6 inhomogene Schichtinhomogene Schicht inhomogeneous (parts along) 10,00      
    58,5 cm (94%) Perlite insulation boards (134 kg/m³) 10,00 0,061 1,64 27
    4 cm (6%) Timber (475 kg/m³ - e.g. spruce/fir) - rough, technically dried 10,00 0,120 0,83 0
7 inhomogene Schichtinhomogene Schicht inhomogeneous (parts transverse) 10,00      
    58,5 cm (94%) Perlite insulation boards (134 kg/m³) 10,00 0,061 1,64 27
    4 cm (6%) Timber (475 kg/m³ - e.g. spruce/fir) - rough, technically dried 10,00 0,120 0,83 0
8 inhomogene Schichtinhomogene Schicht inhomogeneous (parts transverse) 1,00      
    53,5 cm (86%) Perlite insulation boards (134 kg/m³) 1,00 0,061 0,16 3
    9 cm (14%) Glass wool MW(GW)-W (32 kg/m³) 1,00 0,035 0,29 0
9 homogene Schichthomogene Schicht Normal concrete with reinforcement 1 % (2300 kg/m³) 20,00 2,300 0,09 46
    Rsi / Rse = 0,170 / 0,170  
    R' / R'' (max. relative error: 0,9%) = 5,709 / 5,608  
    building element 55,12   5,658 145

¹ layer is OI-relevant from BG1
² U value (Heat transfer coefficient) calculated according to ÖNORM EN ISO 6946.
³ For the OI class, the U-value of the component is taken into account in addition to the ecological key figures