Main prod. Group survey
deu
fra
esp
23
Construction
Object building
Housing construction
1021.12
Domestic construction
1021.21
Prefabricated bathrooms
1021.24
Turnkey construction
1021.38
Prefabricated houses
1021.44
Low-energy houses
1021.45
Passive houses
1021.47
Assembly unit stairs
1021.71
Duct structures