Can I use metric shingles on ShingleVent II?

Here is some information about using metric shingles on ShingleVent II.

You can use metric shingles on ShingleVent II but you will have to trim the ridge cap shingles if they are made out of shingle tabs. Metric shingle tabs are a little under 13 inches in width. ShingleVent II is 12 inches wide. That means to fit across the top of ShingleVent II, the caps will need to be rimmed on each side.