Ventilation fans or powered attic ventilators are designed to cool the attic pushing out the hot attic air and rushing in a flow of cool outside air.
Attic ventilation fans good idea.
Attic fans perform this ventilation by pushing hot air out into the environment while also pulling fresh cool air into the attic.
I was not asking about whole house fans.
Good insulation reduces fan effectiveness.
Can i fit an attic fan myself.
Gable end fans have the advantage that you don t need to get out on the roof to fit them.
But asking if i could use a roof mounted attic power vent fan.
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.
The result is a cooler attic space with plenty of air exchange.
If you re a competent diyer fitting an attic fan is not a complicated job.
It s always a good idea to have a.
Best ventilation is open soffit venting to a open vented ridge vent.
Master flow egv5 gable mount attic ventilators are master flow egv5 gable mount attic ventilators are a great choice for exhaust ventilation.
And use a set of the shutters like used with whole house fans.
Many homeowners hear about attic fans installed by friends and neighbors and want to know if an attic fan is a good idea or just a waste of money.
Roof mounted and whole house fans are more complex.
Three years ago i wrote an article titled don t let your attic suck power attic ventilators are a bad idea nearly a hundred thousand page views and 93 comments later it s still generating lots of heat.
Do not use mechanical means electric attic fans.
In short are attic fans good or bad.
Let s discuss the primary concern homeowners have about attic fan installation.
They are typically easier to install and won t detract from the appearance of your roof.
Ridge vent must me installed per the manufactures instructions.
I don t know why so many people are so defensive about power attic ventilators but here are a few of the things they ve said to me in the comments.
The downside of attic ventilation fans.
They can quickly remove a larger volume of hot and or humid air from your attic compared to static ventilation which helps save money on your heating and cooling.
And since the roof must be penetrated for some attic fan installations there is concern about that it may lead to water damage.
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.
Solar attic fans don t require electrical connections.
One of the leading causes for fires.
However the utility of attic ventilation fans is actually quite a controversial topic.
Buy the way my attic area is about 750 800 sf.