How does an AHU mix outdoor and return air?

Points on how AHU mix outdoor and return air:

  • An  AHU or Air Handling Unit mixes outdoor air with return air to maintain balanced indoor air quality and energy efficiency.
  • Mixing chambers inside the AHU use dampers to control the proportion of fresh and recirculated air based on ventilation demand and outdoor conditions.
  • This controlled air blending ensures adequate oxygen levels indoors while reducing unnecessary heating or cooling energy losses.

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