Attic Exhaust Fans Vs Ridge Vents

Without ventilation unfinished attic spaces can end up having stagnant air.

Attic exhaust fans vs ridge vents.

That depends on your roof. Hot air exhaust vents located at the peak of the roof allow hot air to escape. As warm air rises in your attic fresh air is drawn in through soffit vents. What makes ridge vents so effective is how they run the length of your roof.

In more extreme climates one or more turbines will provide better circulation. More than 50 of the attic fans i see do not work and have current still live to the motor. This is different from soffit vents which allow air to travel into the attic. In the case of ridge vents when heat builds up inside the attic it makes sense that there should be a means of moving the hot air out other than relying on natural ventilation especially if there is little to no air movement outside.

In a properly designed passive system air enters through the soffit vents rises by convection in the attic and exits through the vents in the roof or gables. Ridge vents are an ideal solution to ventilation in an ideal attic. A ridge vent or a solar attic fan. Fans are needed only when there isn.

Ridge vents are a passive system simply allowing hot air to rise up through them rather than pushing it out as a fan does. For optimal performance ridge vents require soffit venting to bring air up and out the top of the roof. Which is better for your roof. One insists on using the ridge vents with no exhaust and the other sides with the use of exhaust fans.

Without any air movement temperatures in the attic soar in summer and plunge in winter. Ridge vent must me installed per the manufactures instructions. Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an attic. A ridge vent is a passive system and offers less air movement and in moderate climates this style tends to be sufficient.

Best ventilation is open soffit venting to a open vented ridge vent. One of the leading causes for fires.