New Study Report | Belgium – Compliance of EPC input data for window thermal performance in new buildings (New field study/2016)

Objective of this study is to provide a better understanding of the compliance of input data related to window thermal performance in EPB declarations for new buildings in the Belgian region of Flanders, and to derive recommendations to improve the … Continue reading

New Study Report | Austria – Assessment of EPC input data based on recalculation and on-site validation (New field study/2016)

In the federal province of Salzburg, the EPC is necessary in order to receive an energy-related subsidy, and the process follows a two-step procedure: to receive a construction permission, the planning EPC has to be issued and accepted by the … 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 #35 | QUALICHECK Study Spain – Different data/tools for getting EPCs

The Spanish scheme of Energy Performance Certificates (EPCs) is based on the asset energy performance. The calculations can be carried out by at least three methods, one detailed and two simplified. Different set of default data can be used, for … 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 #27 | The Austrian building certification system IBO OEKOPASS

The IBO OEKOPASS is an Austrian building certification system specially developed for new residential complexes (multi-unit residential buildings). It aims at voluntarily showing proof of building quality on the basis of building energy efficiency, ecology and indoor comfort principles as … Continue reading

FACT SHEET #25 | Compliant EPC input data for window thermal performance: Status for new buildings in Flanders, Belgium

This study gives an overview of the different compliant calculation methods for window thermal performance in the Flemish regulation on Energy Performance and Indoor Climate in Buildings (EPB). The study investigates to what extent input data for window thermal performance … Continue reading