How To Use An Attic Fan Effectively

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.

How to use an attic fan effectively.

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. Fresh air is pulled in from your soffits and or roof vent creating a draft through your attic. This prevents hot air from seeping into your home and driving up the temperature in the living space which reduces the load on your air conditioner. Ideally this will lower the high temperatures that have built up in your attic.

A whole house fan is usually installed on the attic floor near the center of your house. Attic fans come with different models. 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.

Determine where the best intake locations are. An attic fan pulls air in through open windows and doors while pushing hot air. How does an attic fan work. Cooler outdoor air enters through open windows lowering the indoor temperature.

Ensure that the home has at least 1 5 times the area for discharge as the opening you cut into the ceiling for the. Some can have manual switches while others use a thermostat to turn them on and off automatically. Determine the size of the fan your home will need. Multiply the number of square feet of the floor area you want to cool by the room height from floor to.

Attic fans exhaust hot air from your attic to the outside. Calculate the appropriate size of a whole house fan needed to properly ventilate your home.