Table 2 LCA-based benchmarks related to 1 kg of eight construction materials
Materials
Limit value
Reference value
Target value
GWP (kg CO 2 eq)
Brick
2.63E−01
2.56E−01
2.18E−01
Cement
8.49E−01
7.52E−01
6.48E−01
Ceramic
4.89E−01
3.56E−01
3.25E−01
Plasterboard
2.59E−01
2.22E−01
2.12E−01
Glass wool
1.12E+00
1.08E+00
1.06E+00
Stone wool
1.22E+00
1.19E+00
8.86E−01
Steel
1.24E+00
5.46E−01
5.11E−01
Wood fibreboard
−9.81E−01
−1.20E+00
−1.22E+00
AP (kg SO 2 eq)
Brick
7.32E−04
6.41E−04
5.51E−04
Ceramic
1.81E−03
1.23E−03
7.85E−04
Cement
1.37E−03
1.30E−03
9.98E−04
Plasterboard
6.53E−04
5.03E−04
3.40E−04
Glass wool
8.41E−03
6.31E−03
6.20E−03
Stone wool
1.11E−02
6.73E−03
5.35E−03
Steel
3.18E−03
2.59E−03
1.10E−03
Wood fibreboard
2.10E−03
1.70E−03
1.64E−03
PENRT (MJ)
Brick
3.53E+00
3.39E+00
2.88E+00
Ceramic
4.96E+00
3.40E+00
2.52E+00
Cement
9.08E+00
7.32E+00
6.77E+00
Plasterboard
4.72E+00
4.09E+00
3.23E+00
Glass wool
3.22E+01
3.13E+01
3.02E+01
Stone wool
1.85E+01
1.71E+01
1.24E+01
Steel
1.50E+01
8.75E+00
8.71E+00
Wood fibreboard
1.09E+01
7.87E+00
6.73E+00
FW (m
3
)
Brick
8.52E−04
6.59E−04
3.66E−04
Ceramic
1.80E−01
1.68E−03
1.06E−03
Cement
3.47E−03
3.16E−03
2.28E−03
Plasterboard
1.33E−03
1.00E−03
8.55E−04
Glass wool
1.82E−02
1.79E−02
1.35E−02
Stone wool
4.42E−03
4.16E−03
3.48E−03
Steel
4.00E−02
3.21E−03
2.62E−03
Wood fibreboard
1.13E−02
3.83E−03
2.32E−03
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