6. Our advice
6.1 Avoid condensation and mildew
The ambient air in a building generally contains water vapour, which condenses on contact with a cooler wall. Since the temperature of the walls in a passive building is close to the ambient temperature, this phenomenon is reduced or even non-existent. However, this must be taken into account.
SCROLL TO TOP6.2 Respect comfort criteria
Comfort criteria must be strictly adhered to in both winter and summer. The heat loss coefficient (U) of opaque walls must be around 0.15...
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Bibliography
Rénovation des bâtiments & performance énergétique , Brigitte VU and Pascal LAUDE, Dunod (2020).
RE2020 et la rénovation énergétique/Guide pratique , SENOVA, Editions Eyrolles (2021).
Passive and low-energy housing , Philippe LEQUENNE and Vincent RIGASSI, Terre vivante (2020).
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