Attic Exhaust Fan Not Working

The downside of attic ventilation fans.

Attic exhaust fan not working.

Which uses wind to power its enclosed fan. Do not use mechanical means electric attic fans. Temp 92 f at 5pm. How attic ventilation works.

A whole house fan is typically installed in the ceiling to your attic not in your roof. 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. Quietcool attic fans work almost everywhere almost anytime. The attic fan kept my house cooler by 8f compared to pre fan installation days.

Temp 84f at 5pm. Fan motor runs but not the blades. A whole house fan is different than an attic fan. You may need to replace a circuit breaker an electrical outlet or one of the wire connections.

If the attic fan is plugged into an outlet use a voltmeter to make sure that the outlet is working. You use it as an exhaust fan in conjunction with opening the windows of your home to pull a breeze through your entire home. 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. This was observed on numerous days following the installation.

However the utility of attic ventilation fans is actually quite a controversial topic. Good insulation reduces fan effectiveness. With an attic fan you can cool the attic to the same temperature as it is outside greatly reducing the house from heating as quickly. If the motor is working but the fan blades are not moving the problem may be the belt.

Ridge vent must me installed per the manufactures instructions. 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. A mechanical fan working in an attic space equipped with adequate ventilation openings can move hot air out and increase the flow of air through the attic. Winds that are too light or not flowing directly at the vent s entrance will do little work to cool down the space.

During the summer an attic can be 40 to 50 hotter than the outside temperature which in turn heats up the house very quickly. After attic fan installation ac still off during day. This will indeed help reduce the temperature in the attic but only marginally unless the incoming air from outside is substantially colder not likely in the summer till nightfall you also. Best ventilation is open soffit venting to a open vented ridge vent.

One of the leading causes for fires.