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 #56 | Certification of experts for the issuance of EPCs in Sweden

Certification of energy experts who issue the building energy performance certificates (EPCs) is a way to ensure a high quality of EPCs. In the following, a description of the role and certification of energy experts in Sweden is provided. … 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

FACT SHEET #38 | Compliance assessment studies in focus countries

The main objective of the QUALICHeCK project is to respond to the concerns regarding the reliability of Energy Performance Certificate (EPC) declarations and the quality of the works. In order to analyse the situation in the ground, compliance assessment studies … Continue reading

REPORT | Overview of Energy Performance Certificate (EPC) compliance, and quality issues on the ground – Summary of all collected data

In this report, QUALICHeCK gives an overview of the building energy performance related quality and compliance situation in 9 focus countries: Austria, Belgium, Cyprus, Estonia, France, Greece, Romania, Spain and Sweden. A review of 31 existing studies dealing with measured … Continue reading

FACT SHEET #33 | Building air leakage rate in energy calculation and compliance procedures

Building air leakage rate is taken into account in energy calculations, but mainly with default tabulated values. With tabulated values, there is an option to use measured values instead of more conservative tabulated values. Regarding compliance, usually there is no … Continue reading

FACT SHEET #32 | Requirements and compliance related to thermal bridges

Thermal bridges calculation rules are addressed in the building codes of all studied countries. Main approach seems to be some kind of simplified system where calculations of thermal bridges is not required. In many cases tabulated or default values in … Continue reading

FACT SHEET #31 | Summer thermal comfort requirements and compliance assessment frameworks

Summer thermal comfort is somehow addressed in most of the building codes. As it is quite a new issue, it is not fully established and more effort is needed for successful implementation. This fact sheet provides an overview of the situation … Continue reading

FACT SHEET #26 | BuildE — A method for quality assurance of energy efficient buildings

BuildE – Method for Quality Assurance of Energy Efficient Buildings is a general method for the quality assurance of the requirements regarding functionality, planning and production of energy efficient buildings. The method is based on quality assurance in each step … Continue reading

FACT SHEET #24 | EPC database and control system for compliant EPC input data in Sweden

The Energy Performance Certificates (EPCs) database is a precondition for the implementation of an effective control system which is needed to ensure and enforce EPC compliance. This fact sheet describes the data entered in the Swedish EPC database, the automatic … Continue reading