If you have a hip roof with very little ridge a power fan with both a thermostat and humidistat for both temperature and humidity should be installed with no ridge vent.
Do i need attic fan with ridge vent.
Attic ventilation fans also tend to be quite energy efficient in terms of their own operation.
Unlike ridge vents attic fans use electricity and need regular maintenance to keep working properly.
If you have suitable intake venting a ridge vent might be a better choice while larger attics and those with poor ventilation might be better served by an attic fan.
You will also discover that this product can work by itself to release moisture from the house which is especially useful during the winter months.
A ridge vent installed in a very hot attic will have more effect than in a slightly cooler one.
The ridge vents allow for this moisture to escape so that you do not have a build up of this humid air threatening to cause damage to your roofing members and anything stored in your attic.
Roof ridge vents do work well when there are soffit vents or box vents that help to draw air into the attic.
It could reverse the natural flow of hot air out the ridge vent.
With any attic ventilation system the attic can be 20 degrees hotter than outside.
Fan rarely necessary vents that run along the roof ridge are an alternative to those that exit through the roof decking or gables and if the ridge is long enough they may be the only roof vents.
That means you have a lower risk of mold or mildew development.
After installing a ridge vent a homeowner might feel a temperature change says jerry alonzy a handyman working in canton connecticut.
One static vent style is the turbine vent which uses wind to power its enclosed fan all it takes is a light breeze to rotate the blades and suck heat out of the attic view example on the home.
The prevailing winds and the amount of shade your house gets will also affect your results.
Choosing a ridge vent or an attic fan.
When you are deciding between a ridge vent or an attic fan consider the needs of the attic.
They actually can tend to make that structure inefficient because it kind of messes with the attic ventilation.
Attic fans can also make a lot of noise.
Even if your roof already has ridge vents and plenty of ventilation built in it s a good idea to install gable fans or roof fans to help blow hot humid air out of the attic.
So that if the ridge vent and the soffit vent are set up correctly you actually don t need those gable vents.
Combining an attic power vent fan with a ridge vent is usually not recommended because.