If you've ever gone into your attic during the heat of the summer, it can be as stifling as a dry sauna. Heat trapped inside your attic could damage roofing materials and make it harder to cool your home. Installing an attic fan exhausts hot attic air to equalize temperatures indoors, reduces home deterioration and help save on your energy bill, especially if duct work runs through the attic. Typically powered by electricity or the sun, attic fans are available in both roof mount and gable mount versions, Our list of best attic fans has both electric and solar powered models, as well as both installation types to make your selection a bit easier.
The Natural Light Energy Systems 30-Watt Roof Mounted Attic Fan uses solar power rather than electricity to power the fan, letting you install it in about an hour. It comes with a 25 year warranty on the entire unit and could qualify you for a solar tax credit. Read Full Review
The Natural Light Energy Systems 30-Watt Roof Mounted Attic Fan installs in about one hour on many different roof types, such as flat, sloped, asphalt and wood shake. The 30-watt adjustable solar panel uses the sun to power the 36-volt DC motor and can move up to 1,550 cubic feet of air per minute in order to cool a 2,500 square foot attic. The solar panel attaches to the top of the fan housing and its angles can be adjusted for the best exposure to the sun. Installing the Natural Light solar attic fan may qualify you for a solar tax credit and can reduce the heat buildup in your attic, saving you money on your energy costs. This solar attic fan comes with a 25 year warranty on the fan housing, fan and solar panel.
The Ventamatic Solar Powered Roof Attic Ventilator uses the power of the sun to reduce heat built up in your attic. This attic fan uses a 12.6-watt multi-crystal solar panel to charge the attic fan motor, so no electrical wiring is required. Read Full Review
The Ventamatic Solar Powered Roof Attic Ventilator is a solar powered attic fan that utilizes the power of the sun. Its 12.6-watt, multi-crystal panel mounts on the roof next to the fan to capture the sunlight and charge the 18-volt DC motor. This attic fan does not require any electrical wiring, so it is simple to install. The solar powered motor moves up to 1,000 cubic feet of air per minute and is designed to cool attics up to 1,500 square feet. The exterior of the fan is constructed of heavy-duty galvanized steel, and the solar panel has high impact tempered cell casings to resist hail, impacting winds and flying debris. It also features a steel mesh grill to keep unwanted pests from entering your attic through the fan housing. This Ventamatic solar powered attic fan comes with a five-year limited warranty on the motor.
The Broan Gable Mount Powered Attic Ventilator turns itself on when the heat builds in the attic, and turns itself off once the hot air is expelled. It comes with a wire screen to keep unwanted pests, such as raccoons and squirrels from entering through the fan opening. Installing this gable mounted fan can help reduce your energy costs. Read Full Review
The Broan Gable Mount Powered Attic Ventilator has a 3.4-amp motor that drives the 14-inch diameter steel blade fan. This 20-volt electric attic fan moves up to 1,140 cubic feet of air per minute and can reduce the heat in an attic up to 1,630 square feet. This attic fan comes with a built-in thermostat to automatically cycle off and on when the ambient air in the attic reaches within 10 degrees of your chosen temperature setting. The Broan Gable mounted attic fan reduces the temperature in the attic, so your air conditioning system doesn’t have to work so hard. This attic fan comes with a 1-year limited warranty.
The Ventamatic Power Gable Ventilator Fan reduces the heat in your attic by automatically exhausting hot air once the temperature reaches above a preset thermostat setting. This attic fan mounts on any existing gable louvers, and once connected to a 20 volt service, can help protect your attic, your shingles and reduce your energy costs. Read Full Review
The Ventamatic Power Gable Ventilator Fan can reduce heat buildup in a 1,850 square foot attic. It uses a 14-inch diameter fan that can exhaust up to 1,300 cubic feet of air per minute. The Ventamatic gable ventilator mounts directly behind existing louvers at the end of your attic, or behind automatic gable shutters. This attic fan requires a 20-volt connection to power the fan. An automatic, adjustable thermostat comes with this attic fan. You can set the temperature to turn on the fan automatically whenever the temperature in the attic reaches between 90 and 110 degrees Fahrenheit. The attic fan will continue to run as long as the temperature remains above the thermostat setting. This unit is provided with a limited two-year manufacturer's warranty.
The Honeywell 12-Watt Gable Mount Solar Powered Attic Fan quickly installs behind existing gable vents in your attic. It comes with 30 feet of wire to connect the solar panel to the motor, allowing you to place the solar panel in an area that will get maximum sun exposure. You may qualify for federal or state tax rebates when installing this solar powered attic fan. Read Full Review
The Honeywell 12-Watt Gable Mount Solar Powered Attic Fan installs quickly inside your attic, while the solar panel connects directly to your roof. This attic fan features a 12-watt commercial grade solar panel that powers the 24-volt attic fan motor. A built-in thermal switch automatically turns the fan on once the temperature inside the attic reaches 85-degrees Fahrenheit. When the temperature inside the attic is reduced to below 65-degrees Fahrenheit, the thermal switch automatically turns off the fan. This solar-powered attic fan is truly a do-it-yourself installation; no electrician, inspection or permits required. The unit comes with a five-year warranty on the motor and a 20 year warranty on the solar panel and solar housing.