1. Why measure air permeability?
To qualify for RT2012 certification or a label (BBC Effinergie, Passiv'Haus...), a building must meet certain criteria, including Q4Pa-surf, the envelope air permeability indicator.
This indicator is measured by a Qualibat 8711 qualified technician in accordance with standard NF EN ISO 9972 and its Guide d’application FD P50-784 .
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Why measure air permeability?
Which operator can be entrusted with the measurements?
Regulations
Arrêté du 25 juillet 2016 updating the normative reference for measuring building air permeability in the context of the 2012 thermal regulations.
Reference standards
Qualibat 8711
Standard NF EN ISO 9972 and its application guide FD P50-784
Standard NF EN 13829
EN 13829:2000: measurement methodology and European parameters
NF EN 13829:2001: transposition of the European standard into a French standard approved by AFNOR....
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