Add any connectors and end caps that came with your ridge vent system to ensure the vent is watertight.
Roof ridge vent installation instructions.
As the ridge vent expels hot humid air intake vents feed fresh cool air into the attic.
Ridge vent installation place center and conform the cobra 4 rigid vent over the slot with the vent resting firmly against the roof surface.
Inches per linear foot 67 720 m 2 lm of net free ventilating area and its unique easytear sizing feature allows you to hand tear product in 3 76 mm increments no knives necessary and less waste.
Equal flow of exhaust and intake should be provided.
Rotate nail to vertical position for easy removal figure e.
A roofer will from the attic mark a spot near the ridge of the roof he may first use nails from the attic to mark preferred spots between two rafters.
To begin the ridge vent installation they measure down 3 inches from the top of the ridge and snap a line to cut the opening for the ridge vent.
The regular omni style is traditionally installed using a hammer while the lo omni style with its low profile can be installed using a nail gun.
It doesn t work well in warmer climates.
Expect the installation of a ridge vent to run about 500 on average if you re not touching the rest of the roof.
Grasp attached nails by the head and peel back.
Cobra rigid vent 3 exhaust vent for roof ridge allows heat and moisture to escape at the ridge.
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.
For cobra snow country advanced ª and cobra rigid vent 3 ª only use the e z nail ª system.
Position the aluminum ridge vent along the reference line.
Rotate nail to vertical position for easy removal.
Grasp attached nails by the head and peel back.
Extend the life of your roof by adding a roof vent.
Preparing for ridge vent installation for a ridge vent to work properly it must have adequate intake of fresh cool air.
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.
Lomanco omni series ridge vents are available in two versions and two styles.
They allow the house to breathe correctly.
The roll versions comes in easy to handle 20 and 30 foot lengths while the stick version comes in 4 foot lengths.
In this video i replace a poor performing ridge vent with a larger one that helps save my roof.
Roof ridge vents and other forms of roofing ventilation work better when.
It provides 18 sq.
For cobra snow country advanced and cobra rigid vent 3 only use the e z nail system.
