How Many Windows or Doors Do I Need to Leave Open With an Evaporative Cooler?

Q: How many windows or doors do I need to leave open with an evaporative cooler?

For every 1,000 CFMs you need 2 square feet of unrestricted openings through windows or doors.

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Written by Joanna Brown on July 18, 2017

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Question:

How Many Windows or Doors Do I Need to Leave Open With an Evaporative Cooler?

Answer:

There is a quick formula to calculate the neededunrestrictedexhaust opening for an evaporative cooler. For every 1,000 CFMs you need 2 square feet ofunrestrictedopenings through windows or doors.