Using ventilated nailbase panels is a perfectly great way to develop a cathedral ceiling. Precisely the same rules apply as when working with SIPs: make certain that the seams are sealed to be as airtight as you may make them, and ensure that the full R-worth of your roof assembly meets or exceeds least code R-worth demands.When you are developing

Ideally, you ought to have an airtight barrier higher than and under your fiberglass batts. If you're able to accomplish Individuals two air limitations, then wind-washing is not a concern in the roof like yours. (It might be in a vented unconditioned attic, not surprisingly, Particularly close to the soffits.)If We'll put some insulation higher th