Do Attic Fans Save Money

My husband really thinks it s a great idea to buy a solar attic fan but i don t want to waste the money if it does little or nothing.

Do attic fans save money. Attic fans don t save money because they need to do the job with which they were fitted to do whether the soffit vents are properly sealed or not. If the attic fan increases the comfort level of the house it may be worth it. Find out whether it is economical to run an attic fan. Well here s a surprise for you.

Using a whole house fan can result in a savings of over 300 each month of running a 3500w a c unit during the hottest part of summer. If you can improve ventilation in your attic and reduce the amount of heat the space holds and pushes into your home you ll reduce the cooling load on your air conditioner and save money on your utility bills. Because those fans can be so strong that they depressurize the attic and then reach down deep into the living spaces of your house and pull out air conditioned air. When exploring the best attic ventilation practices consider installing an attic ventilation fan to keep the hot air from settling in.

Instead of installing a fan just make sure your attic is well ventilated. It s usually better to take the money you would spend on an attic fan and instead spend it on increasing the insulation levels in the attic and the airtightness of the attic floor plane. Bridgett w tampa fla. If you put in an attic fan you may very well increase your central air conditioning cost.

If the attic fan keeps the house cool enough so that the owners leave the ac off there is almost certainly an energy benefit. Larger homes that need larger a c units can save even more. These ventilation fans are usually mounted in the upper slope of the roof and are designed to cool the attic save energy on cooling costs and extend the life of the roof shingles. The only difference is that when the soffit vents are not properly sealed from the rest of the house the fans tend to suck up the cool conditioned air into the attic a process that makes it to consume more energy thus increase the utility bills.