Ventilation with heat recovery is a necessity in “nearly zero” energy buildings

Vent-Heat-Energy-Blog Spot

With between 30% and 40% of the EU’s annual energy consumption caused by the building sector, we appreciate that the target laid down in the Energy Performance of Buildings Directive (EPBD) to install a “Nearly Zero Energy Building” is a must for the coming years.

Although this type of building is not yet completely defined, we can be sure that the first priority is to reduce energy demand, whilst the second is to increase renewable energy in buildings.

However, the basic objective of a building is not to save energy, but rather to provide the right balance between heating and cooling, to provide good indoor air quality, and to achieve these objectives at acceptable standards and in an efficient manner to proved high user productivity.

We all know that in new buildings the thermal insulation and air tightness of buildings has reached high levels in the northern EU Member States…

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