A baffle is an addition to a ridge vent. It helps redirect wind over the vent to create a vacuum effect that pulls air out of an attic instead of relying on basic convection forces. Ridge vents ...

Installing this type of attic ventilation involves leaving a gap in the sheathing along the ridge and covering it with a perforated vent. Because they have covers to prevent precipitation—rain ...

It’s important to know how to vent an attic before attempting to improve its ventilation. Most homes rely on passive attic ventilation, which works on the principle that heated air naturally rises.

Some have electric vent fans, and one house has a fan ... especially well with the combination of soffit and ridge vents, provided the attic floor (usually also the ceiling of the top story ...

Your roof vent should be located near the ridge cap at the peak of your roof while remaining accessible from the attic space. Use a pencil or chalk to mark the size of the vent on your roof.