Domestic ventilation knowledge

Why do I need to ventilate? Ventilation is essential to remove unwanted airborne substances such as water vapor, pollutants, fine dust and odors. Ventilation for

Why do I need a domestic ventilation system? The use of a domestic ventilation system with heat recovery ensures fresh and healthy indoor air and

How expensive is a domestic ventilation system? A ventilation unit costs between €800 and €8,000, depending on performance and efficiency. In addition, depending on the

When does a home ventilation system pay off? As a rule, a ventilation system has a minimum service life of 20 years and pays for

How do I maintain a domestic ventilation system? A domestic ventilation system should be adjusted, maintained and cleaned at least once a year by yourself

What directives does the EU issue for domestic ventilation? With the EcoDesign Directive, the European Union sets standards for the energy efficiency of domestic ventilation

What rules does the EU EcoDesign Directive lay down? Since 2016, the EU has been regulating the basic requirements for domestic ventilation units in its

How does NRW implement the model building regulations? The updated state building regulations for the state of North Rhine-Westphalia, BauO NRW, were published at the

What classes are there for ventilation units? There are a variety of systems for controlled domestic ventilation. These include pure supply or exhaust air systems

Which key figures are determined according to EN 13141 / DIBt LÜ-A 21? The European test standard EN 13141 provides specifications for testing the tightness,

Which key figures are determined according to PHI? The Passive House Institute has its own specifications for testing controlled domestic ventilation units, which form the