Energy performance calculation procedures and CEN standards

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Revision of the EPBD - What could change regarding the inspection of heating and air conditioning systems?

In the European Commission's proposal for a revised Energy Performance of Buildings Directive, released on 30 November 2016, substantial changes are proposed as regards the inspection of heating and air conditioning systems.   The...

Approval of the EN-ISO Energy Performance Buildings (EPB) and EPB EN-standards

On last REHVA journal, Jaap Hogeling has announced that the series of 17 EN-ISO Energy Performance Buildings (EPB) standards and 29 EPB EN-standards passed the Final Vote last week of January 2017 and will soon be published.  ...

Enforcement of new energy performance requirements (and calculation procedures) in the Belgium Walloon Region

Les exigences PEB sont renforcées en vue d'atteindre, en 2021, le standard Quasi Zero Energie (nZEB). Le nouvelles exigences PEB à partir de janvier 2017   La performance de certaines parois (Umax) et le niveau global (Ew) de...

REHVA Journal Issue 1/2017

The REHVA Journal February 2017 issue on CEN and ISO EPB Standards accepted and ready for publication, New ISO Stanadards on filters, PUE Indicator for datacentres efficiency, Winter Package is now available online on

Simulazione dinamica degli edifici nel Master RIDEF del Politecnico di Milano

Tra le novità della XIII Edizione del Master RIDEF del Politecnico di Milano un corso sulla simulazione in regime dinamico dell'involucro edilizio e del sistema impiantistico.   Conoscere gli strumenti di simulazione...

New Guidelines on cost-effective implementation of the EED

The European Commission has published good practice guidlines to help implement the EU's Energy Efficiency Directive.     The Directive requires individual measurement devices, 'heat meters' or 'heat cost allocators', to be installed in...

Guidelines for thermal energy metering to achieve efficiency

Specific guidance for sub-metering of thermal energy in multi-unit buildings (implementation of Articles 9-11 of Directive 2012/27/EU on energy efficiency (updated version))   Upon request by the European...

European Commission develops new energy system model

The European Commission is developing a new energy system model which is capable of analysing the EU's energy systems in high level of detail.     The model –Modelling the European Energy System (METIS)– can simulate...