Ecological Footprint of the Life Cycle of Buildings
25
Table 8
Consumption in BLC use stage (self-made)
Period (years)
Power consumption
(kWh/m 2
/year)
Energy saving
(kWh/m 2
/year)
Energy rating
(consumption)
Emissions (kgCO
2
eq/m 2
/year)
Emissions savings
(kgCO
2 eq/m 2
/year)
Energy rating
(emissions)
0–20
63.18
E
11.84
E
21–40
27.6
−35.58
D
4.89
−6.95
C
41–70
20.95
−6.65
C
3.63
−1.27
C
71–100
8.98
−11.97
B
1.29
−2.34
A