Energy Renovation of Cultural Heritage Buildings “by the Book”

A draft of Slovenian national technical guidelines for energy efficient renovation of cultural heritage buildings has been prepared in January 2016 in order to increase exploitation of the energy saving potential in a field of cultural heritage buildings. The guidelines include measures to improve the building thermal envelope, energy systems and installations as well as ways to increase the use of renewable energy and organizational aspects with respect to their influence upon protected features, along with warnings and recommendations. The paper presents the mentioned concept and its application on a practical case.