You should absolutely leave your roof vents open during the winter do not cover them.
Should roof turbines be covered in winter.
Though covering the turbine in winter may seem like a good idea to conserve heat and save on energy costs the reduction in air flow may cause other problems.
During winter months warm air rises into your attic.
Roof turbines are vents that remove humid air from your attic eliminating mold mildew and wood rot.
All of these vents serve the purpose of creating air circulation which is vital to keep your attic and roof from being damaged in the winter.
There are many types of vents that you may have on your roof including turbine soffit rafter and metal pot vents but you should not cover any of these roof vents during the winter.
Continuous soffit vent and a ridge vent beats a turbine vent any day.
And in fact just so you know those spinning roof vents are probably not the best way to vent your roof.
Why do you need roof turbines.
Covering roof turbines in the winter can cause frost to form inside your attic.
Without proper ventilation the extra moisture in the heated air will cause wood rot mildew mold and exterior problems like ice dams.
Closing your vents makes the attic space too warm and dry dangerous conditions for mold as well as pests.
Though covering these devices as the cold season sets in may seem like a good idea initially it s important to keep in mind that attic ventilation is important all year round.
During the winter roof ventilation works to keep temperatures even.
Roof turbines are designed to provide ventilation to a home s attic.