How To Use An Attic Fan Effectively

Cooler outdoor air enters through open windows lowering the indoor temperature.

How to use an attic fan effectively.

Ideally this will lower the high temperatures that have built up in your attic. This air is then exhausted through the fan to the outside. Determine the size of the fan your home will need. Calculate the square footage of your home.

An attic fan pulls air in through open windows and doors while pushing hot air. The main work of an attic fan is to regulate the heat level of the attic by removing hot air out of the attic and pushing it outside providing needed ventilation. An attic fan can be used to cool down your living space any time the air outside is cooler than the air in your home. Attic fans come with different models.

Attic fans exhaust hot air from your attic to the outside. Ensure that the home has at least 1 5 times the area for discharge as the opening you cut into the ceiling for the. In the late evening or early morning the fan is turned on to exhaust hot air from the house. Fresh air is pulled in from your soffits and or roof vent creating a draft through your attic.

Multiply the number of square feet of the floor area you want to cool by the room height from floor to. Determine where the best intake locations are. Some can have manual switches while others use a thermostat to turn them on and off automatically. 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.

Open your windows before you turn on the fan. A whole house fan is usually installed on the attic floor near the center of your house.