Insulation and soundproofing
Vented and Unvented Roofs - What's the Difference and Which is Better?
...Air sealing and vapor control
Air sealing is the most important component of any roof assembly. For a vented roof, you must create a perfect air barrier at the attic floor. For an unvented roof, the air barrier is at the roof deck itself. In both cases, any gaps or penetrations will compromise the system and can lead t...
