Airflow, static pressure, noise and energy use all pull in different directions. Here is how to size a fan that does the job without wasting power.

What to work out first

  • The airflow the space needs
  • The resistance the ductwork and filters add (static pressure)
  • The noise level the building can accept
  • How many hours a day the fan will run

Share these details with our team and we will help you shortlist suitable models.