The chalk lines should be used to help keep the omniroll centered over the peak of the roof during installation.
Omni roof ridge vent.
I own a 3 story townhome with your basic metal ridge vent on an asphalt shingled roof.
Step 3 it is very important that the omniroll ridge vent be aligned correctly and evenly down the roof s ridge.
The engineered material guarantees it will last as long as any shingles you use.
Snap a chalk line down both sides of the ridge at a distance of 7 down from the peak as shown in figure 4.
The ow 4 may also be used in a contemporary shed roof mono slope single slope application.
During the major snow storm in january 2016 the winds blew the snow into the attic through this ridge vent causing damage to the drywall on the 3rd floor.
All omni series ridge vents come with a limited lifetime warranty.
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.
Is the lo omni ridge vent system by lomanco a good roof vent system.