Energy renovation of an older house

摘要

This paper presents an energy renovation of an older house, following the state regulations for efficient energy use. There are many ways to design successful energy efficient homes, because that they can be constructed from many different types of construction material. Becoming a successful builder of energy efficient homes does not merely require a good knowledge of theory in new building techniques, but also skills in implementing innovative designs and high-quality construction practices. The energy performance of building is evaluated and then an energy performance certificate is granted; these certificates are obligatory for all public buildings and also for all buildings that are rented or sold.