If you have suitable intake venting a ridge vent might be a better.
Power attic fan vs ridge vents.
Vents in the soffit beneath the eaves at the bottom of the attic draw in cool outside air while gable or ridge vents at the peak of the attic allow heated air to exit.
Combining an attic power vent fan with a ridge vent is usually not recommended because.
When you are deciding between a ridge vent or an attic fan consider the needs of the attic.
In hot climates a power vent fan is often mounted behind a gable vent or cut into the roof near the peak to assist this process by forcibly expelling additional hot air from the.
Attic power ventilators are simply not worth the cost and effort.
A turbine is installed directly on the top of a roof and uses wind power to suck hot and humid air out of the attic.
If air is drawn in through the ridge vent while it s raining it might pull rainwater in with it which could lead to leaking or mold in the attic.
Roof vents and power roof vents are made to work in conjunction with vented soffits so that outside air will replace superheated attic air during hot summer days.
It also works better because it creates a vacuum.
Continuous ridge vents are more effective because they are installed at the peak of a roof s ridge allowing for warm air to escape from the attic.
Unlike ridge vents attic fans use electricity and need regular maintenance to keep working properly.
It could reverse the natural flow of hot air out the ridge vent.
Unlike turbines this venting style does not have any moving parts.
It has the ability to work with vaulted ceilings and you only need one of them to get the job done for ventilation as compared to multiple box vents.
Without ventilation unfinished attic spaces can end up having stagnant air.
Choosing a ridge vent or an attic fan.
Summer in texas is really hot.
Without any air movement temperatures in the attic soar in summer and plunge in winter.
Of course you try to make the attic scuttle hole use air tight trim on your ceiling cans but it would be foolish to ignore the benefits of a reasonably powered attic fan working in.
In fact the home power article states that a typical 250 watt fan would use 180 kwh per month if run continuously.
Attic fans can also make a lot of noise.
A ridge vent runs across the top of the roof s peak.
I just had 3 power attic vents put into my new roof u shape house with one vent on each section.