back Open print view Show page as PDF

depiction:


DA12a_

Ceiling, roof: flat or pitched roof exposed to outside air – not back-ventilated – heat flow ascending (BG1) – IBO benchmarks 2020
login and edit copy of this building element
0,145 W/m²K
A++
A+
A
B
C
D
E
F
G
OI-Class (BG1)³
G
mass 165,5 kg/m²
PENRT 1883 MJ/m²
GWP total 33,7 kg CO2/m²
AP 0,781 kg SO2/m²
no. type layer d
cm
λ
W/mK
R
m²K/W
ΔOI3
pts/m²
1 homogene Schichthomogene Schicht Kies (Lightweight concrete with expanded clay or slate chippings as light stone graining (1500 kg/m³)) 5,00 0,600 0,08 ¹ 19
2 homogene Schichthomogene Schicht gewebearmierte Kunststoff-Schweißbahn (>1,7 kg/m2) (Polyethylene (PE) sealing sheeting) 0,25 0,500 0,01 ¹ 9
3 homogene Schichthomogene Schicht Mineralwolle Flachdachdämmung (Gefälledämmung) (ISOVER Metac FLP 1 Duratec Flachdach-Dämmplatte Großformat) 12,00 0,039 3,08 66
4 homogene Schichthomogene Schicht Mineralwolle Flachdachdämmung (ISOVER Metac FLP 1 Duratec Flachdach-Dämmplatte Großformat) 10,00 0,039 2,56 55
5 homogene Schichthomogene Schicht Abdichtungsbahn (sd=220m) (Bauder TEC KSD, Bauder TEC KSD DUO) 0,15 0,170 0,01 ¹ 4
6 homogene Schichthomogene Schicht Brettsperrholz BBS (5-lagig) (binderholz Brettsperrholz BBS (Fichte)) 12,00 0,120 1,00 19
    Rsi / Rse = 0,100 / 0,040  
    R' / R'' (max. relative error: 0,0%) = 6,878 / 6,878  
    building element 39,40   6,878 173

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