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Note: Roll
Vent will only vent 9 sq. in. per linear foot in this application and
must be installed with a soffit vent with a minimum of 9 sq. in. per linear
foot net free area. It is recommended that Roll Vent and soffit vent be
installed on both sides of the peak.
- Cut 2" wide
slot in deck no more than 4' from ridge and no closer than 4'
from eave. Allow for closed area of sheathing with no slot approximately
6" at both ends.
- Install felt
per manufacturer's instructions onto deck leaving slot exposed.
Do not nail or staple through felt within 8" of slot opening on
high side of slot.
- Shingle per
manufacturer's instructions up to slot.
- Center Roll
Vent over slot, tack down at end and roll out. Start Roll Vent
a minimum of 1" from each end of roof.
- Install minimum
14" wide 30 lb. felt on top of Roll Vent and lap felt from deck
on top of this course of felt.
- Install one-tab
ridge cap shingles over felt and Roll Vent with 2 1/2" nails provided.
Nail approximately 2 1/2" in from cap shingle edge on nailing
rib indicated by nailing line. Nails should penetrate into the
sheathing 3/4" or completely through the sheathing. Ridge cap
shingles must overhang Roll Vent by 1" at each gable end. Ridge
cap shingles should overhang Roll Vent by 1/4" minimum to 3/4"
maximum on each side. Three-tab shingles can be used as this course
provided 2 1/2" nails are placed on each tab 1" from lower edge
of Roll Vent and nail heads are sealed in caulk.
- Install minimum
one course of shingles lapped on top of cap. Install rest of shingles
per manufacturer's instructions.
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