Does An Attic Exhaust Fan Help With Cooling The House

Using the simple physics.

Does an attic exhaust fan help with cooling the house.

When an attic fan is operating during the hottest summer days the temperature in your attic can drop by as much as 50 degrees. 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. However the utility of attic ventilation fans is actually quite a controversial topic. Good insulation reduces fan effectiveness.

Adding an attic fan can improve the airflow in your attic to keep it cool. On one hand the national renewable energy laboratory said attic ventilation reduces attic temperature 10 to 25 degrees and slows the. To ensure that the attic fan is working properly you need to make sure that your attic is sealed up tight where it touches the ceiling of the top floor. 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.

Attic fans come with different models. It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air with outdoor air. Do attic fans really help to cool a room. Some can have manual switches while others use a thermostat to turn them on and off automatically.

Attic fans push out the hot air and pull in the cool air from the vents installed on your roof. Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool. A powered attic ventilator has a different purpose. Yes attic fans can make a difference.