DE Zertifizierter Passivhaushandwerker - Prüfung Gebäudehülle - PassivhausHandwerker On request Design and organisation of public works and buildi - Eco construction - Building energy performance - Building energy performance label 01.01.2099
DE Zertifizierter Passivhaushandwerker - Gebäudetechnik - PassivhausHandwerker On request Design and organisation of public works and buildi - Eco construction - Building energy performance - Building energy performance label 01.01.2099
FR Droit de la Construction: Les rapports du constructeur avec ses sous-traitants et le voisinage du chantier Luxembourg Design and organisation of public works and buildi - Public works law 27.10.2023
DE Zertifizierter Passivhaushandwerker - Prüfung Gebäudetechnik - PassivhausHandwerker On request Design and organisation of public works and buildi - Eco construction - Building energy performance - Building energy performance label 01.01.2099
FR Droit de la construction: les principaux contrats Luxembourg Design and organisation of public works and buildi - Public works law 10.11.2023