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Best Overall: QuietCool Smart 2830 CFM Power Gable Mount Attic Fan. Best Budget: iLIVING 800 CFM Shutter Exhaust Fan. Best Heavy Duty: MaxxAir IF24 Powerful Industrial Exhaust Fan. Best Solar: QuietCool 30-Watt Hybrid Solar/Electric Powered Gable Mount Attic Fan.
How do I choose an attic fan?
Attic fans are categorized by CFM (cubic foot per minute), a measure of how much air can be moved per foot, per minute. The size of your attic will determine the CFM required for proper air exhaust. To determine your attic size, multiply the width by the length of the attic floor and multiply the two.
Are attic fans a good idea?
Attic fans do really work. They will help to circulate air in your attic and ventilate the space so that it stays closer to the outside temperature. Attics can reach extremely high temperatures in hot, summer months and gather an excessive amount of moisture in the winter. Attic fans will help fight these problems.
What is the quietest roof mounted attic fan?
Here are 5 whisper quiet attic fans that are the popular choices of many home owners; Fan model Max CFM Max Area QuietCool AFG S MT-3.0 2830 CFM 3300 sq.ft Cool Attic CX24BD2SPD 4500 CFM 5000 sq.ft QuietCool 40 Watt Solar Powered Roof Mount Attic Fan 1092 CFM 1560 Sq.ft Broan-NuTone 345SOWW 537 CFM 767 sq.ft.
What size of attic fan do I need?
So simply put, the size of an attic fan is calculated by multiplying the square feet area of the attic floor by 0.7. This number is further multiplied by 1.2 for a steep roof and 1.15 for a dark roof. This final number gives the CFM required for the attic fan for that particular attic.
Is solar or electric attic fan better?
Electric attic fans vs. Electric attic fans are more powerful and cheaper than solar attic fans, but they consume a lot of power. If you do choose to use an electric attic fan, consider one with a thermostat (an almost standard feature) and set it for 130ºF or above.
Are gable vent fans worth it?
Even if your roof already has ridge vents and plenty of ventilation built in, it’s a good idea to install gable fans or roof fans to help blow hot, humid air out of the attic. Attic ventilation fans also tend to be quite energy-efficient in terms of their own operation.
Should I cover my attic fan in the winter?
Roof ventilation is important year-round. You should absolutely leave your roof vents open during the winter – do not cover them! During the winter, roof ventilation works to keep temperatures even. Closing your vents makes the attic space too warm and dry – dangerous conditions for mold as well as pests.
Is a ridge vent better than an attic fan?
Ridge vents are much cheaper and more durable than attic fans. They’re more cost and energy-efficient. But they can’t ensure proper ventilation always. Hence, for larger and congested spaces, an attic fan is the best option.
What temperature should an attic fan be set at?
When it comes to an attic fan’s temperature setting, it’s best to adjust it to anywhere from 90 to 110 degrees Fahrenheit. It’s impossible to state a single number because your attic can effortlessly soar above 95 degrees (on average).
How can I make my attic fan quieter?
7 Steps to Eliminate attic fan Humming Noise Detach attic fan from the electricity source. Precaution measures in the first place! Check out the blades. Ball-bearing replacement can reduce the noise. Tighten loose parts and fan’s mount. Lubricate some rust parts. Replace the motor. Ultimately, get the quieter one.
How can I keep my attic cool in the summer?
How to Keep the Attic Cool in Summer Why This Matters. Attic Ventilation fans. Install Passive Vents to Keep the Attic Cool. Attic Insulation. Adding Insulation. Reflective Metal Roofing Helps Keep the Attic Cool. Light Colored Shingles Make for a Cooler Home. Install Radiant Barriers.
Do attic fans turn on automatically?
An attic fan is normally automatic. An adjustable thermostat, which is included, turns the fan on and off according to the temperature. If you have a humidistat installed, it turns the fan on and off as well according to the humidity.
Should I have two attic fans?
The attic fans just pull air through a hot attic space in an effort to reduce the infrared heat gain you feel through the ceiling of your home. If you want your home air conditioner to cool you better, then you might want one or two attic fans. Without this open space, the fans will not move much air.
How much does an attic fan cost?
There are three types of attic fan units. A non-powered turbine fan, the least expensive type, costs $50 to $100 and turns with the aid of rising heat inside the attic. An electric power attic fan costs $65 to $150. The most expensive type is a solar-powered fan costing between $120 to $320.
What is a gable attic fan?
Gable-Mounted Attic Fans: Like a roof-mounted attic fan, a gable fan is a fan you install in your home’s attic to help ventilate it. They help decrease wear on your attic’s materials while decreasing the ambient temperature, helping to bring your electric bill down.
Does solar attic fan really work?
Without proper ventilation and air exchange, trapped Florida humidity can damage insulation, deteriorate your roof, cause fungal decay, and delaminate plywood. Attic ventilation in the form of a solar attic fan can help, and since it is powered by the sun, you won’t use additional electricity.
Are solar attic fans tax deductible?
The Federal tax credit for solar attic fans has been extended through 2021. The Solar Powered Attic Fan is eligible for a 30% (up to $1,500) credit on the purchase price of the fan, installation and sales tax.
Are solar powered attic fans any good?
If you’re looking to ensure that your attic stays well ventilated, a solar attic fan is an excellent solution. Not only do they adequately remove hot air from the attic space and allow it to fill up with cool air, but they also run without the use of electricity, saving you money on your utility bill.
