Attic Vent Fan Pros And Cons

Benefits of ventilation in your attic.

Attic vent fan pros and cons.

Attic ventilation fans have pros and cons. Attic fans are more energy. That s why the pros and cons of solar attic fans are essential to consider if you want to maximize the use of your home s space. The purpose of an attic fan is to vent warm air from the house through the attic and replace it with cooler outside air.

While they generally help exhaust superheated air from your attic there is a risk they pull air conditioned air from your home. Outside air is pulled through roof and soffit 1 vents keeping the attic cooler. Keeping your home comfortable is expensive both in summer s heat and winter s cold. The theory behind attic fans is that they help prevent the transfer of heat from a hot attic to the living space below.

Here are the pros and cons of ventilating your attic and how to determine what is right for your home. The pros and cons of attic fans september 09 2019 by. Summer temperatures range near 90 degrees in atlanta but the temperature on a roof and inside an attic can go much higher. The attic fans needs to have a minimum amount of makeup air or intake air which is the vent area that the attic fan pulls air from.

The best time to run an attic fan therefore is in the evening after the sun sets and ideally when the temperature outside is below 70 f. It s possible to lower the cost of keeping your home comfortable with attic ventilation. An attic fan is installed in the attic and blows hot air out through a roof level or gable vent. If there isn t enough venting in the attic for the attic fan to pull air from it will start pulling air from the home s interior through the wall cavities and drywall ceilings.