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NCT 160

Mechanical Draft Towers

Mechanical Draft Towers are the most common type of cooling tower in industrial and large HVAC applications. They use one or more mechanical fans to force or draw air through the tower, providing precise control over cooling.

Here’s a detailed breakdown of their function, types, components, and applications.

Unlike natural draft towers that rely on a tall chimney effect, mechanical draft towers use fans to create a controlled, high-velocity airflow through the falling water. This allows for:

  • Higher heat transfer efficiency in a smaller footprint.
  • Less dependency on atmospheric conditions.
  • Operation at a wider range of sites and climates