Source Book for improved compliance of Energy Performance Certificates (EPCs) of buildings — Final

Practical  experience shows that it is challenging to implement a robust compliance and enforcement framework for Energy Performance Certificates (EPCs) for buildings. The source book on EPC compliance aims to provide guidelines and suggestions for achieving such a framework. This … 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 #53 | European solar-shading database, ES-SDA

Since end of 2016, the European Solar-Shading Organization (ES-SO vzw) is operating the European Solar Shading Products Properties Database, ES-SDA. Its aim is to provide a reference list of independently verified and validated solar shading materials and product data, to … Continue reading

New Study Report | Sweden – Differences between Measured and Calculated Energy Use in EPCs versus Building Permits (New field study/2016)

EPCs in Sweden are based solely on the measured energy use in the building. The regulation requires that the measured energy use is corrected to normal use during a reference year, however, there is no standardised methodology to account for … Continue reading

New Study Report | Romania – Assessment of Quality and Compliance in the Certification of Energy Performance of Buildings (New field study/2016)

Aim of this study was to give an overall qualitative analysis of the energy performance certification system in Romania, as well as to assess the quality and compliance of EPC (Energy Performance Certificate) input data based on EPCs received in … Continue reading

New Study Report | Greece – Compliance and Quality of Works in New Case Studies (New field study/2016)

This study assesses the quality of works, the compliance with the reference values of the National Technical Guides and the compliance with EPC input data for 26 newly built and renovated buildings in Greece. The quality of works was studied … Continue reading

New Study Report | France – Compliance of regulatory and design studies on energy performance of new buildings (New field study/2016)

Since 2013, all new buildings in France are subject to an energy performance testing according to the regulatory calculation RT2012. The calculation uses various assumptions, concerning e.g. occupancy, temperature set point value and others, in order to position the building … Continue reading

New Study Report | Estonia – Summer Thermal Comfort Compliance in New Apartment Buildings (New field study/2015)

All buildings in Estonia, that have acquired a construction permit since 1 July 2009, have to comply with regulation no. 68 “Minimum requirements for energy performance”, that also regulates verification of summer thermal comfort compliance in buildings. The objectives of … Continue reading