Attic Fan Airflow Direction

Solar attic fans do just that.

Attic fan airflow direction.

The quietcool afg pro 3 0 attic gable fan can help cool and ventilate your attic for just pennies an hour. Whole house fans are used to blow hot air out of the attic by sucking cool air through the house up though the whole house fan and out though the gable vents in the attic. The afg pro 3 0 is possibly the most powerful residential attic fan on the market today. The downside of attic ventilation fans.

An overhead fan can create a relieving breeze or recirculate heat during cooler months if you know how to change the ceiling fan direction. 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. Good insulation reduces fan effectiveness. Quietcool attic fans work almost everywhere almost anytime.

However if your attic has blocked soffit vents and is not well. Most solar attic fans are surface mounted meaning that they are installed directly through the roof surface where they are most efficient. During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly. These fans are usually wired to run in one direction.

With an attic fan you can cool the attic to the same temperature as it is outside greatly reducing the house from heating as quickly. One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home. Some whole house fans however can be reversed to spin in the opposite direction. Never cover attic soffit vents with insulation use rafter vents and soffit vents to maintain airflow.

As the attic space warms up from the irradiation of the sun the ventilation port opens wider to allow the solar fan to move more warm stale air out of the attic area.