Attic Exhaust Fan Purpose

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 exhaust fan purpose.

Ventilation fans or powered attic ventilators are designed to cool the attic pushing out the hot attic air and rushing in a flow of cool outside air. Good insulation reduces fan effectiveness. Attic fans are typically used in warmer months when temperatures in an attic can exceed 120 f 49 c. However the utility of attic ventilation fans is actually quite a controversial topic.

Mechanical attic ventilation fans may be powered in a variety of. Powered attic ventilators are housed in the. They are typically easier to install and won t detract from the appearance of your roof. Master flow egv5 gable mount attic ventilators are master flow egv5 gable mount attic ventilators are a great choice for exhaust ventilation.

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. The downside of attic ventilation fans. An attic fan is installed on the slanted side of your roof or on one of the gable sides of your attic. A fan may be installed in an attic for the different purpose of cooling a whole house venting hot air out via the attic.

How an attic fan works. Attic fans exhaust hot air from your attic to the outside. It is designed to lower the temperature of an attic by exhausting air from the attic and replacing attic air. They can quickly remove a larger volume of hot and or humid air from your attic compared to static ventilation which helps save money on your heating and cooling.