Pros of solar attic fans.
Attic fan electric vs solar.
You also have to pay for electricity while the sun s rays are free.
Probably the biggest advantage of a solar attic fan is the energy savings over time.
The fan blades spin but they don t lower the attic temperature at all.
Once installed a solar fan costs nothing to run.
Electric attic fans are more powerful and cheaper than solar attic fans but they consume a lot of power.
Electric powered fans use either household current or solar power to drive a fan blade.
Solar attic fans exhaust hot air for free using the sun s rays.
Solar solar attic fans vs electric attic fans more hype with no hope.
Anytime the fan blade turns it draws air through the attic space.
Moreover the wiring involved with an electric fan calls for professional installation also not free.
Solar powered attic fans.
Therefore an electric attic fan is not the best choice for the environmentally conscious.
This will reduce electricity consumption.
Compare that to a 250 watt electric fan which will typically use 60 kilowatt hours per month when running 8 hours per day and 180 kilowatt hours per month running continuously.
This is a solar panel supplying free electricity to the attic fan under the silver dome on the rear roof.
Electric attic fans vs.