Insulation and soundproofing
Vented and Unvented Roofs - What's the Difference and Which is Better?
...Soffit vents: These vents, located on the underside of the roof overhang, allow fresh air to enter the attic.
Roof vents: Installed along the peak of the roof, these vents allow warm, moist air to escape.
Ridge vents: These are in lieu of roof vents for some roof designs.
Baffles: Also known as insulation stops, these...