ilmanvuotuisuus
Ilmanvuotuisuus refers to the unwanted leakage of air into or out of a building. This phenomenon significantly impacts a building's energy efficiency, indoor air quality, and occupant comfort. Air can leak through cracks, gaps, and openings in the building envelope, which includes walls, roofs, windows, doors, and foundations. Common sources of leakage include poorly sealed joints, penetrations for utilities, and aging building materials.
When warm air escapes a building in winter or cooled air escapes in summer, it leads to
In humid climates, uncontrolled air movement can lead to moisture condensation within building cavities, which can