Airtightness: why is it so important?

With this article, we address one of the most important topics in the field of energy efficiency: the airtightness of the thermal envelope. Whether the building is a new construction or a renovation, its airtightness plays an important role for…

Thermal bridges: the temperature factor fRsi

We continue our series of articles on the topic of thermal bridges: this time, we illustrate the fRsi value, which describes the thermal ”strenght” of a node under the point of view of internal surface temperatures. As we have explained…

Energy efficiency and barbaric marketing

Over the years, the construction industry has been moving in the direction of energy efficiency and environmental sustainability. However in some cases, this change has happened only from a marketing point of view: with this article, we provide you with…