What Is an Attic Fan and What Does an Attic Fan Do

An attic fan is a ventilation device designed to expel hot air from your attic, helping to maintain a cooler home while improving energy efficiency and prolonging the lifespan of your roofing materials.
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Written by 
Dumitru Nicolaescu
Updated:
February 14, 2025

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What Is An Attic Fan?

What Is An Attic Fan
[source: pinterest.com]

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What Does An Attic Fan Do?

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  • Reduce the temperature in your upper-floor rooms by 10 degrees
  • Prolong the lifespan of your roofing materials and other major home components
  • Save up on electricity costs. They can reduce your home air-conditioning costs by 30%

What Types Of Attic Fans Are There?

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Wind-Powered Ventilation Fan

Traditional Attic Fans

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Electric Ventilation Fan

Smart Attic Fans

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Solar Attic Fan

Solar Attic Fan

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What Size Attic Fan Do I Need?

What Size Attic Fan Do I Need

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Attic Fan Installation Cost?

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How to Install an Attic Fan?

How to Install an Attic Fan

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Cut Attic Fan Opening

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Frame the Opening

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Install the Louver or Shutter

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Mount the Attic Fan

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Install the Controller

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Make the Wiring Connections

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Where To Install The Attic Fan?

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Solar Attic Fan Installation

Solar Attic Fan Installation
[source: breakingfreemediation.com]

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Optimal Attic Fan Temperature for Chicago

[source: solatube.com]

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What Temp Should Attic Fan Be Set At In the Summer?

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Who to Contact for Attic Fan Installation?

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  • Proper installation is crucial for maintaining your roof's integrity and your home's ventilation.
  • Professionals like roofers or specialized HVAC technicians have the expertise to install and repair attic fans correctly.
  • Expert installation can prevent common issues and maximize energy efficiency.

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  • Year-round comfort with cool, clean, and fresh air circulation
  • Reduced energy costs by harnessing solar power
  • Environmentally friendly operation that contributes to a greener future
  • Protection for your home investment by maintaining proper attic ventilation

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