FACT SHEET #58 | Energy efficiency standards as drivers and barriers for innovation in the building sector

Compliance frameworks are important drivers for energy efficient buildings. However, sometimes they also pre-define solutions to a certain extent and therefore do not only steer but also hinder innovation in the built environment. This fact sheet compares five different energy … Continue reading

FACT SHEET #55 | Belgian/Flemish evaluation scheme for ventilation systems

Since many years, several monitoring studies have shown that the quality and compliance of installed ventilation systems can be low. The recently developed Evaluation scheme in Belgium tries to tackle this problem, thanks to the mandatory Ventilation Performance Report of … Continue reading

FACT SHEET #54 | Ductwork airtightness in France: regulatory context, contol procedures, results

Ductwork airtightness is an input parameter in the French energy performance calculation method for new buildings (RT 2012) which influences the energy performance rating. If the ductwork airtightness class used in the calculation is better than the default value (2.5*class … Continue reading

FACT SHEET #48 | Belgium/Flemish Region control and penalty scheme of the energy performance legislation: checking procedure and fines

Former studies showed that that the legislation is not respected if it is not combined with an operational control scheme. That is why in Belgium, a checking procedure, including on-site control, was implemented with the introduction of the Energy Performance … Continue reading

FACT SHEET #45 | The Effinergie approach to ease transitions to new regulatory requirements

Since 2006, the Effinergie certification has been a major market driver in France for energy efficiency initiatives in all building types, new and renovated. It has been a laboratory for the 2012 energy regulation in France, for instance, for the … Continue reading

FACT SHEET #39 | Voluntary quality assurance system for retrofitting multi-unit residential buildings based on self-commitment

This fact sheet presents a quality assurance system which helps to integrate energy efficiency requirements in building related decision making, while indoor air quality is also being taken care of. The approach is based on life cycle considerations, dealing in … Continue reading

FACT SHEET #37 | Labelling schemes and their role in building related compliance frameworks

Labelling schemes of products used for constructing and finishing a building can be useful in two perspectives: (1) They are important for informing stakeholders about the quality of the awarded products and thus contribute to creating societal support for securing … Continue reading

FACT SHEET #36 | Investing in building energy efficiency: the role of the EPC in economic decision-making

The European building stock lacks energy efficiency, and efforts in increasing the renovation rate and improving the energy performance of buildings have not yet resulted in the intended impact. Although the Energy Performance Certificate (EPC) was introduced to facilitate energy-efficient … Continue reading

FACT SHEET #07 | Building airtightness in France — regulatory context, control procedures, results

Since 2006, there has been a significant reward in the French energy regulations for good airtightness, which has been combined with a minimum requirement for residential buildings in the 2012 version of the regulation. Airtightness test results show that the … Continue reading

FACT SHEET #06 | Regulatory compliance checks of residential ventilation systems in France

Regulatory compliance checks on samples of residential ventilation systems are operational in France. The analysis of their results shows a significant rate of non-compliance with the ventilation regulation (rate on the order of 50%). … Continue reading