New Challenges and Conditions for the Holistic Retrofitting of Commercial and Public Buildings

Abstract As we know, people spend 80% of their daily time in buildings, and under current conditions there is an increased demand for improved quality of the indoor environment. This means in the first place, that the different actors, buyers and other beneficiaries will evaluate their decisions regarding purchases, entertainment, housing, work, etc. , taking into account the indoor conditions of buildings. After the pandemic, the demand for a higher quality of comfort and hygiene of the interior environment will be decisive in the preferences of its users, since their personal safety is affected..