The focus of his work is the development of forecasting methods for the planning, construction and operation of buildings when deciding on optimal measures to prevent moisture damage, the load profile for the infrastructure due to building operation and use and sound transmission for the design of the acoustic environment of living beings, especially humans. Austrian member of several international research collaborations and evaluation committees, European and international standardization committees. Head of the ÖNORM working group for the preparation of building physics certificates, collaboration on regulations for energy certification and building acoustics. Since 2009, permanent member of the Federal Advisory Council on Monuments of the Federal Ministry of Education, Arts and Culture.