Purpose Of Attic Fan

Attic fans are typically used in warmer months when temperatures in an attic can exceed 120 f 49 c.

Purpose of attic fan.

A whole house fan serves the purpose of an exhaust system. Such fans are often called whole house fans. By removing the hot air that sits at the top of your. But in homes without appropriate insulation and ventilation in the attic heat migrates.

A fan may be installed in an attic for the different purpose of cooling a whole house venting hot air out via the attic. Lower temperatures in your home. Attic fans are intended to cool hot attics by drawing in cooler outside air from attic vents soffit and gable and pushing hot air to the outside. Powered attic ventilators are housed in the.

Ventilation fans or powered attic ventilators are designed to cool the attic pushing out the hot attic air and rushing in a flow of cool outside air. Unlike a ventilation fan a whole house fan an attic mounted fan that exhausts air from a home at night is designed to cool a house that is to lower the indoor temperature. A powered attic ventilator has a different purpose. How an attic fan works.

Attic ventilation fans help cool air your attic by pushing out the stifling hot air from inside the attic and bringing in cool air from outside. They use a fraction of the electricity your air conditioning system uses. It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air. These fans are designed to remove excess heat from your attic which in theory is supposed to lessen the load on the air conditioning in your home.

Not only does it circulate air it also replenishes fresh air into the home system. Because whole house fans were cheaper than air conditioners and worked well they began being used in the 1950s primarily in the south. Many people confuse a whole house fan with an attic fan but the two accomplish different goals. Here are some of the benefits you can get from an attic fan.

However if your attic has blocked soffit vents and is not well sealed from the rest of the house attic fans will suck cool conditioned air up out of the house and into the attic. The attic fills up with hot air and pushes the air down into the house raising its temperature. What function does an attic fan serve. An attic fan reduces the amount of stagnant air in the attic.

Most attic ventilators fitted to homes are powered off mains electricity. An attic fan works as a ventilation unit. An attic fan circulates the air in the attic. Mechanical attic ventilation fans may be powered in a variety of different ways.

An attic fan is installed on the slanted side of your roof or on one of the gable sides of your attic. Attic fans are incredibly efficient. Why is this important. Attic fans exhaust hot air from your attic to the outside.

How does an attic fan work.