Instead they rely on a ridge vent a series of ventilation ports along the roof s peak or a louvered vent installed in the gable.
Attic venting ridge vent vs fan vs solar.
A ridge vent or a solar attic fan.
Also since the fan is powered by the sun it should turn off when the sky is overcast during a storm which will keep it from drawing rain into the attic.
Unlike ridge vents attic fans use electricity and need regular maintenance to keep working properly.
In this back by popular demand article see the difference between roof box vents and continuous ridge vents.
As warm air rises in your attic fresh air is drawn in through soffit vents.
That depends on your roof.
Attic fans can also make a lot of noise.
If you have suitable intake venting a ridge vent might be a better.
Ridge vents are an ideal solution to ventilation in an ideal attic.
Without any air movement temperatures in the attic soar in summer and plunge in winter.
Some homeowners choose not to install an attic fan.
When you are deciding between a ridge vent or an attic fan consider the needs of the attic.
Roof box vents and continuous ridge vents are separated by a few differences and deciding which one to put on your roof depends on which better fits the type and situational roof you have.