They're closed for travel right now, but from this angle it sure is easy to see the roof vents on this small RV.

However, a few of the more modern roof vents open electrically.

The buildings were becoming lightly shrouded and puffs of steam escaped from the numerous roof vents.

I imagined squirrels squeezing into roof vents, building nests for their babies.

In some of the cool houses, roof vents 22 feet overhead were wide open to the sky last week.

It is worth considering incorporating thermally controlled roof vents.

Assuming that roof vents are present, this is usually impractical unless leaks or other moisture problems are noticed.

Another example would be the emissions from an automobile paint shop with multiple roof vents or multiple open windows.

Check the roof vents at the peak and clean them if insects have clogged the screens.

David's latest executive decision is to get the roof vents working again.