6 windows in all.
Leave attic windows open in winter.
I leave the windows wide open upstairs all day and only shut my girls bedroom window at night now as it s freezing.
It gets stifling and stale up there if we don t.
The windows have screens.
Instead it will merely cause a build up of moisture and heat that can cause other more troubling conditions in your home come spring.
Open your windows in winter for the good of your family s health.
It allows air movement and will naturally exhaust the hot attic air.
Insulation at least r 38 or more is there for heating and.
During the summer and most of fall we keep 2 windows open for cross ventilation.
We leave ours open all the time but still alot of condensation on our window.
It depends upon what other type of ventilation the attic has if any.
It can do both.
One last thought attic ventilation is not there to get rid of heat it is there to get rid of excess moisture accumulating from the home.
I ve also got a little dehumidifier on the window sil which works quite well.
We have a large full attic.
Recirculating old stale interior air can cause a host of symptoms.
Best ventilation is open soffit venting to a open vented ridge vent.
Shutting the vents in your attic during the winter isn t going to help you hang on to too much heat where you actually want it in the living areas of your home.
We do get bugs flies in the summer ladybugs in the fall.
Leaving the windows open is a good idea as long as you are home.
Ridge vent must me installed per the manufactures instructions.
If there are other ventilation sources such as eave and ridge vents then the window vents would be for summer use to disipate.