AIVC's Ventilation Information Paper #45.6 summarizes current knowledge on trends in building and ductwork airtightness in France. This is the sixth paper of a series being developed and dealing with trends in building and ductwork airtightness in various countries.
Post date: 20 Jan 2023
Much progress has been made to improve the airtightness level of new buildings. Still, little is known about the durability of building airtightness, or the impact of degradation on airtightness. Regarding field measurement studies, the envelope airtightness seems to decrease during the first years after achievement and then stabilize.
Post date: 2 Sep 2022