Do Solar Attic Fans Help. They can provide a cooling effect that reduces temperature significantly in your house. An attic fan is installed on the slanted side of your roof or on one of the gable sides of your attic. However the utility of attic ventilation fans is actually quite a controversial topic.
Exhausting moderate amounts of attic air as solar fans do can counteract this reducing infiltration my calculations show it to be about right for a vented attic but either do the calculations or measure the pressures. Good insulation reduces fan effectiveness.
However there is no statistical evidence of this being true.
However the utility of attic ventilation fans is actually quite a controversial topic. Ad the infrared rays from the sun are powerful. 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. An attic fan is installed on the slanted side of your roof or on one of the gable sides of your attic.
