The process of maintaining comfort against temperature, humidity and oxygen in a space by inserting clean air in the space to replace the dirty air or whatever was used.
Air pressure:
- Occurs when pressure differences occur for air inside and outside the building
- Air moves from the high pressure zone to the zone low pressure
- The higher the wind speed rate the greater the pressure difference
Three ways of ventilation:
- Roof
Roof opening for allowing the wind to enter the space building.
- Windows
The only way to get ventilation natural. Its design is in terms of shape, position, size and the number of windows will determine the effect ventilation. Due to the constant wind direction change, it is best to keep the window on all the walls of the building. Placing the windows should be in place, if at all the mistake will cause air in the room it stagnant.
- Wall
The opening on the wall is like a fixed ram louvred, cavity bricks and wall projection. All of these openings allow the wind enters the room through the impression air pressure.
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