Adding an attic fan can improve the airflow in your attic to keep it cool.
Does an attic venolation fan help cool a house.
Noticed one of the attic vents was not working.
Whole house fans work on the principle of removing the hot and humid air out of the house.
Buy the way my attic area is about 750 800 sf.
Whole house fans should provide houses with 3 to 6 air changes per hour varies with climate floor plan etc check with a professional to determine what is appropriate for your home.
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.
The whole house fan is installed inside the attic between the living space and ceiling.
Attic fans perform this ventilation by pushing hot air out into the environment while also pulling fresh cool air into the attic.
Attic fans and whole house fans together can help with home ventilation but they serve different purposes.
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.
Good insulation reduces fan effectiveness.
It provides good attic ventilation in addition to whole house cooling.
The warm air escapes through the attic and to the attic vents allowing the circulation of chilly air from the windows.
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.
I can get a roof mounted power attic vent fan that is 1400 1600 cfm.
Told that the 2 attic power vents are the only attic ventilation i have the house does have vented soffits every other soffit cover is vented.
It helps to cool your home temperatures and the attic by approximately 30 degrees.
A whole house fan can be run from early evening to early morning effectively cooling the structure of your home using the cool free outside air.
However the utility of attic ventilation fans is actually quite a controversial topic.
Attic fans push out the hot air and pull in the cool air from the vents installed on your roof.
But asking if i could use a roof mounted attic power vent fan.
And get the same effect as a whfan like my fathers house.
When combined however they form a perfect union.
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.
I was not asking about whole house fans.
The downside of attic ventilation fans.
Help purchased home 8 years ago with 2 power attic vents.
Install an attic fan.
Things have been ok low energy bills house very comfortable.