Are Attic Fans Worth It

It depends on the brand features and functions.

Are attic fans worth it.

If you have good continuous soffit venting and a ridge vent then any type of attic fan may be totally unnecessary. The primary reason attic fans are not helpful is that they can depresureize the attic and draw air out of the house. Attic fans make your home more comfortable. Attic insulation that is less than r 19.

There are too many different ways you can better insulate your home to avoid energy loss. The effectiveness and safety of attic fans is a debated subject but studies show that standard line powered fans actually cost more to operate than they generate in savings. Three years ago i wrote an article titled don t let your attic suck power attic ventilators are a bad idea nearly a hundred thousand page views and 93 comments later it s still generating lots of heat. Also adding more penetrations to your roof is cause for more roof maintenance and potential roof leaks.

The solar attic fans all moved less than 1 000 cubic feet of air per minute cfm and they did nothing to lower the temperature inside my own attic. However there are certain circumstances where they can prove useful. You have the choice of electric attic fans or solar attic fans. Heat can push down into your home making it very uncomfortable especially if your attic isn t properly insulated.

My belief is solar attic fans are not worth it. There are different climates all around the country some climates are more beneficial to attic fans. I don t know why so many people are so defensive about power attic ventilators but here are a few of the things they ve said to me in the comments. It can also depend on the materials used in the manufacture.

Nevertheless attic fans are available in different prices and some can be pretty expensive. You can compare according to your budget using our reviews earlier. It may be starting to sound like attic ventilation fans aren t worth the hassle and could cause more problems than they solve. The problem with making a definitive statement on attic fans is that every house is different.

Attic fans are not recommended if you have central air conditioning because when you turn the fan on in the summer it depressurizes the attic but also reaches down into your house and starts drawing off air conditioned air effectively driving up your cooling costs. Do solar attic fans come with a cord wire. Are attic fans worth it. Ad the infrared rays from the sun are powerful.

Does my home need attic ventilation fans. Many houses have significant leaks in the air barrier attic floor and it would be easy for the attic fan to draw a significant amount of air from the house.