Why Attic Fans Are Bad

Your attic fan may not be turning on because of an electrical problem like a tripped circuit breaker a blown fuse or a bad connection.

Why attic fans are bad.

With the summer season upon us now is a good time to review an uncomfortable topic. However the utility of attic ventilation fans is actually quite a controversial topic. A very hot problem last week we had some warm weather for the first t. Hot attics and why traditional exhaust fans don t work well enough to cool them off.

In fact that whole house fan will look like a bbq during the summertime with the use of a thermal camera as pictured above. Pulling hot air out of the attic and cool air into the attic. Most homeowner s will find that the overall cost of an attic fan and the thermostat regulator is much less expensive than subsequent air conditioning bills in the summer months. In short are attic fans good or bad.

Attic ventilation fans whether hard wired or powered by their own solar panels seem like a low cost and effective way to help keep your house cool. Many homeowners hear about attic fans installed by friends and neighbors and want to know if an attic fan is a good idea or just a waste of money. Most attic fans have thermostats that regulate the air cycles. Ventilation fans or powered attic ventilators are designed to cool the attic pushing out the hot attic air and rushing in a flow of cool outside air.

Those fans are good while they are running but the other 95 of the time when they are off or during winter time they are essentially a hole into the attic which can defeat the purpose of all of your attic insulation. Let s discuss the primary concern homeowners have about attic fan installation. These fans are designed to remove excess heat from your attic which in theory is supposed to lessen the load on the air conditioning in your home. How an attic fan works.

If the attic fan isn t turning on it could be an electrical issue a problem with the thermostat or the motor of the fan that s not working. If an attic fan is properly installed it will act as an air circulator. And since the roof must be penetrated for some attic fan installations there is concern about that it may lead to water damage. The downside of attic ventilation fans.

Attic fans exhaust hot air from your attic to the outside.