Most homes rely on passive attic ventilation, which works on the principle that heated air naturally rises. There are two types of roof vents that create a continuous passive air exchange from the ...

single-family home with an unfinished attic above the second story. I am reroofing the house and have a question about roof venting. Most houses in the neighborhood have ridge vents on all their ...

You should probably have holes in your roof ... vents or ridge vents). These inputs and outputs must be balanced and spaced ...