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depiction:


De 02a Kellerdecke saniert Var 2,Balkenlage mit Blindboden (Holzfaser)

Floor: exposed to unheated parts of buildings – heat flow descending (BG1) – IBO benchmarks 2012
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A++
RL6
0,144 W/m²K
A++
A+
A
B
C
D
E
F
G
OI-Class (BG1)³
A++
mass 49,2 kg/m²
PENRT 487 MJ/m²
GWP total -53,1 kg CO2/m²
AP 0,129 kg SO2/m²
no. type layer d
cm
λ
W/mK
R
m²K/W
ΔOI3
pts/m²
1 homogene Schichthomogene Schicht Wooden floor, solid wood 2,00 0,160 0,13 ¹ 1
2 inhomogene Schichtinhomogene Schicht inhomogeneous (parts along) 3,00      
    20 cm (80%) Vertical air layer, heat flow down 26 < d <= 30 mm 3,00 0,146 0,21 0
    5 cm (20%) Laminated timber, glued internal use (475 kg/m³ - e.g. spruce/fir) 3,00 0,120 0,25 1
3 homogene Schichthomogene Schicht Polyethylene (PE) vapour brake 0,10 0,500 0,00 ¹ 5
4 inhomogene Schichtinhomogene Schicht inhomogeneous (parts transverse) 16,00      
    135 cm (90%) Wood fibre WF-W (50 kg/m³) 16,00 0,042 3,81 6
    15 cm (10%) Timber (475 kg/m³ - e.g. spruce/fir) - rough, air-dried 16,00 0,120 1,33 -1
5 inhomogene Schichtinhomogene Schicht inhomogeneous (parts along) 8,00      
    70 cm (93%) Wood fibre WF-W (50 kg/m³) 8,00 0,042 1,90 3
    5 cm (7%) Timber (475 kg/m³ - e.g. spruce/fir) - rough, technically dried 8,00 0,120 0,67 0
6 homogene Schichthomogene Schicht Wood fibre WF-PT (180 kg/m³) 6,00 0,051 1,18 9
    Rsi / Rse = 0,170 / 0,170  
    R' / R'' (max. relative error: 2,6%) = 7,121 / 6,764  
    building element 35,10   6,943 25

¹ layer is OI-relevant from BG1
² U value (Heat transfer coefficient) calculated according to ÖNORM EN ISO 6946. A++: U-Werte im Bereich der Markierung A++ (0,20 W/m²K) sind notwendig, um derartige Gebäude zu errichten. RL6: OIB Richtlinie 6 (April 2007); In ganz Österreich seit 1.1.08 verbindlich festgelegter max. U-Wert (0,40 W/m²K) für alle Neubauten sowie instandgesetzte bzw. erneuerte Bauteile.
³ For the OI class, the U-value of the component is taken into account in addition to the ecological key figures