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mid-season period

The outside air temperature suits the internal requirements and the building transforms to optimise natural ventilation The skycourts are opened to the atria The thermal stack effect works by the thermal flue drawing air from the atria across the floor plates. A wind scoop at the top of the atria forces cool fresh air through the building daytime i?"' 0*01 w r o-

nighttime

.*wewu summer period

At night the air temperature drops. 8y ventilating the building overnight the structure is pre-cooled for the following day. During the very high summer temperatures, mechanically cooled air is supplied, the air is vented through the thermal flue or atria.

daytime

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