The Pros and Cons of Powered Attic Exhaust Fans

The Pros and Cons of Powered Attic Exhaust Fans

October 31, 2022

Powered attic ventilators are a popular choice for those looking to regulate
the temperature in their attic. Most powered attic ventilators are controlled
by a thermostat and turn on when the attic gets hot. The logic is that by
exhausting the hot air from the attic, it will be replaced by cooler outdoor
air. However, these devices can cause more problems than they solve.
Here’s a look at the pros and cons of powered attic ventilators.


The Pros of Powered Attic Ventilators

1. They can help to regulate the temperature in your attic.
2. They can help to reduce your cooling costs in the summer months.
3. They can extend the life of your roof by reducing premature heat


The Cons of Powered Attic Ventilators

1. They can depressurize your attic, which can cause a host of problems.
2. It’s hard to predict where the makeup air will come from, meaning it
could be coming from inside your home, creating longer run times for your
AC and raising cooling costs.
3. They can be noisy, making it difficult to enjoy peace and quiet in your



Powered attic ventilators can be a helpful way to regulate the temperature
in your attic but they come with some potential drawbacks that you should
be aware of before making a decision. Weigh the pros and cons carefully to
decide if a powered attic ventilator is right for you and your home. It may be
worth considering other options, such as adding insulation or increasing
natural ventilation with attic vents. Ultimately, the best solution for your
attic will depend on your individual circumstances and should be carefully
considered before making a decision. If you would like for one of our
professional building analyst to provide options for making your home
more comfortable please reach out today for a free comfort checkup.
Happy ventilating!

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