How Attic Fans Work

An attic fan is installed on the slanted side of your roof or on one of the gable sides of your attic.

How attic fans work.

Cold air is at the bottom and warm air is at the top. This is basically how air naturally moves. Find out whether it is economical to run an attic fan. Solar attic fans work by pulling in the cold air from the soffits and pushing out the hot air that has accumulated at the top of the attic.

Attic fans exhaust hot air from your attic to the outside. How does an attic fan work. Attic fans are not recommended if you have central air conditioning because when you turn the fan on in the summer it depressurizes the attic but also reaches down into your house and starts drawing off air conditioned air effectively driving up your cooling costs. Attic fans were majorly adopted before the modern air conditioning units came to existence.

When exploring the best attic ventilation practices consider installing an attic ventilation fan to keep the hot air from settling in. There are several different types of attic ventilation systems but most of them feature small vents soffit and gable which draw in cool air along with a primary fan that pushes air outside. The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows. This is why an attic fan will help ventilate the attic and bring in cool air.

The attic fan just helps the air move more which adds cooler air circulation. Attic fans work on the principle of pushing out the attic s hot air and replacing it with cool air from outside. Attic fans do cool down a house in less than an hour. 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.

Although there are a lot of factors to consider before installing it can function well. 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. It helps to cool your home temperatures and the attic by approximately 30 degrees. Attic ventilation works on the principle that heated air naturally rises primarily utilizing two types of vents.

They assisted a lot in creating a comfortable environment at home. Whole house fans work on the principle of removing the hot and humid air out of the house. The whole house fan is installed inside the attic between the living space and ceiling. The whole house fans takes hot air from the house and moves it up into the attic and out through the attic vents.

Intake vents located at the lowest part of the roof under the eaves allow cool. Attic fan ventilation 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. Do attic fans really work. Instead of installing a fan just make sure your attic is well ventilated.