Cute Decorative Gable Vents

Cute Decorative Gable Vents.

For air to get to the ridge wait from below, the mantles boards do not go all the way to the top. The builder installs the ridge wait strip along this opening, covering it, and then installs the last course of the ridge shingles over the valve. A potential problem with this is that often interior finish work, including insulation, blocks this airspace.