Use at least two inch nails.
Nails for roof ridge vent.
Grasp attached nails by the head and peel back.
A premium rigid style vent with 3 76 mm ring shank nails that helps exhaust heat and moisture from your attic available in warmer climates.
To calculate an example of exhaust and intake use 25 feet of roof ridge vent.
The more common roof thickness is 3 4 inch decking.
Cobra snowcountry 11 5 in.
This gives you 450 square inches of total exhaust.
When installing asphalt shingles on felt only to any grade decking you should use 1 inch long roofing nails.
On the roof on my rental property removed the ridge vent in favor for turtle vents.
Cobra rigid vent 3 specs cobra rigid vent 3 docs.
Ridge cap shingles are installed to overlap the field shingles.
For cobra snow country advanced and cobra rigid vent 3 only use the e z nail system.
Have heard of more compaints with ridge vents than turtle vents.
There s no vault so no need for that ugly ridge vent.
Fasten the vent to the roof decking and rafters or trusses by nailing through the flange on both sides of the vent using the nails and nail spacing recommended by the manufacturer.
Since exhaust and intake must be equal 450 square inches of total intake is required as well.
Cobra rigid vent 3 11 5 in.
Roof ridge exhaust vent in black case.
Ridgecat rolled ridge vent in black with nails.
Rotate nail to vertical position for easy removal figure e.
This means the nails that hold them onto the roof have to be a bit longer to ensure they fully penetrate the additional roof layers and can anchor themselves firmly into the roof deck.
Vents evenly spaced underneath the roof provide intake.
Also great for application of shingles over rigid foam insulation into roof decking and for the installation of ridge vents.
Place center and conform the cobra 4 1 21 m plastic ridge vent over the slot with the vent resting firmly against the roof surface.
Add any connectors and end caps that came with your ridge vent system to ensure the vent is watertight.
So don t forget those longer nail coils for your equipment.
I only use airvent certianteed ridge vent with 2 5inch hand nails.
These extra long asphalt shingle nails are designed for the application of structural roof deck to wood trusses or rafters.
Would much rather put down metal lomanco s though.
Multiply it by 18 square inches the net free air per foot of ridge.
Large heads prevent pull through.