Natural ventilation

Natural ventilation is the most elementary form of ventilation. It is based primarily on convection: hot air in a room rises and creates a depression which attracts cold air, and hence new air. By judiciously locating air intakes and exhausts in a building, it is therefore possible to optimise natural ventilation of the premises. That is the case in Green Office® Rueil, for example, where decentralised ventilation units capture air directly from the façade