Are whole house attic fans good?

The Verdict As long as the outside is cooler than the inside, you should feel a difference in the interior temperature. To ventilate the attic, the attic fan is a better choice since it actively moves air out of the attic. In fact, the whole house fan only deposits air from the house into the attic.

Do whole-house fans keep the house cool?

How Whole House Fans Work. The whole house fan pulls air in from open windows and exhausts it through the attic and roof. It provides good attic ventilation in addition to whole house cooling. Whole house fans should provide houses with 3 to 6 air changes per hour (varies with climate, floor plan, etc.

Are Attic fans and whole-house fans the same thing?

Definitions of whole house fan vs. attic fan vary by region, causing some confusion. In a nutshell, whole house fans are designed to run after sundown, using cool night air to ventilate and cool your entire living space. Attic fans are designed to run on hot sunny days to clear super-heated air from your attic.

What do you do with a whole house fan in the winter?

If you live in a cold climate, particularly if you get below-freezing temperatures during the winter, it is imperative that the whole house fan is sealed properly. If the fan comes with a motorized and insulated door, this will automatically close when it is turned off. Otherwise, you need to be be sure it is sealed.

How much does it cost to have a whole house fan installed?

Cost to Install a Whole House Fan To add a whole house fan, homeowners pay between $1,250 and $1,830 on average. On the low end, you can expect to pay between $700 and $950 including labor. On the high end, the project can cost $2,000 to $2,750 including labor.

Can I run my whole house fan all night?

Whole house fans can be ran at any time of the day, however, depending on the time of year and the goal you have, the time of day may be different. For cooling purposes during the warmer months of the year, Whole house fans are designed to run whenever it is cooler outside than inside your home.