Attic Fan Basics

Solar attic fan comparison matrix.

Attic fan basics.

To better understand attic ventilation it is best to start with the basics. Windeevent garage door ventilation. Most solar attic fans are surface mounted meaning that they are installed directly through the roof surface where they are most efficient. But considering attic ventilation has been required for over 70 years it continues to be one of the most misunderstood concepts in the roofing industry.

Attic insulation removal bags contractor grade. Insulated attic staircase hatchway covers. Solar attic fans do just that. Attic fans solar electric.

While the type and number of vents will vary depending on the. 30w 55w solar attic ventilation fans. This way you don t have to cut a brand new hole but simply make the hole for the vent larger so it can accommodate the fan. As a result many attics are not properly ventilated.

Before running out to buy an attic fan take some time to check the existing attic ventilation on your house. To save time use an existing roof or gable vent to install your new attic fan. You also want a fan that s appropriate for the square footage of your attic space by checking the manufacturer s specifications. Ventilation basics benefits.

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.