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Passive Ventilation (New Zealand)

Article on Level describing passive ventilation st

Passive ventilation is the supply and removal of this air through openings in the building’s envelope using natural wind flow and temperature differences around the building. Passive ventilation can be: controllable air movement through openings such as windows, doors from wind pressures and/or indoor-outdoor temperature differences uncontrollable air flow through unintentional openings in the building envelope (infiltration) resulting from wind and temperature generated pressure differences across the building envelope.