Solar attic fans do really work but they work best when it's really sunny out.
Solar attic fans can save on power bills and also they work really good at keeping the attic temperature down on really hot days.
A solar attic fan works just as well as a regular electric powered attic fan but instead it uses the suns energy instead of power coming in from the power company.
The solar attic fans can lower attic temperatures by as much as 50 F degrees, and at the same time, solar attic fans can reduce the level of moisture buildup within your attic space.
While electric fans have sometimes been used to vent attics, solar fans do the job using the sun's energy.
Solar attic fans last around 20 years on average, as that's what a typical solar panel will last for.
However, some units from manufacturers like Remington Solar attic fans can last for much longer.
They offer a lifelong warranty on their solar attic fans' parts (labor not included).
A single solar fan typically costs $300.00 to $600.00 plus an extra $100.00 to $150.00 each for installation.
Install your solar attic fans on a south-facing slope if at all feasible or tilt your adjustable solar panels towards the south when at all practicable.
Place your solar fans in the center of your roof to maximize their efficiency.
An attic fan can help cool down the living space if the attic is not insulated.
A hot attic radiates heat through the ceiling, much like the heat of a coffee mug on a hand holding it.
An attic fan lowers the heat in the house by reducing the attic's temperature; it never moves any air within the home.
Solar attic fans are an innovative attic ventilation system that qualifies for the Solar Investment Tax Credit Extension.
This means that homeowners who install solar attic fans can claim a credit on their federal tax return for a portion of the cost of the installation.
A solar fan can actively pull more air into your attic than a turbine can.
A solar fan doesn't rely on the wind, and it actually has a more powerful motor in it, so it keeps the temperature of your attic regulated regardless of wind conditions.