Step 1
Space vent openings evenly across ridge. The opening size should be a minimum of a 2 1/2” by 46” cut between 2 sets of rafters. Note: Do not cut into rafters.
Step 2
If tiles have previously been installed on the roof, remove the tiles around sides and top of opening to provide space to install vent as per instructions.
Step 3
Position vent over opening in deck.
Step 4
Fasten side and top flanges securely with minimum 11/4” standard roofing nails. Space nails approximately 4” on the center and approximately 11/2” from outer edge of flange.
Step 5
Seal flanges to sub roof membrane as per substrate manufacturer recommendations.
Step 6
Cut tile to fit around vent and install per tile manufacturer recommendations.