An aluminum ridge vent has a mushroom shaped profile combined with a wide flange on both sides that sits on top of the roof shingles.
How to install roof shingles on ridge.
The last ridge cap piece should be nailed in place and since this will be the only place on the roof where the nails are directly exposed the nail heads should be sealed and covered with a.
Once you ve reached the ridge bend the shingle over the ridge so that each side is equal and nail it into place with a single nail on each side.
Do the same with the next shingle continuing this step until you get to the far edge of the ridge.
Line up the edges with the chalk line and secure with 2 roof nails right above the adhesive line on the shingle tab.
Bend single tabs or special ridge shingles over the ridge beginning at the end putting a bead of asphalt under the first ridge shingle to hold down the tab.
The process to install ridge cap shingles has changed because roofing market trends have favored a new type of shingle.
On hip roofs it s also acceptable to install the ridge caps starting at each end of the ridge with the last piece installed in the middle of the ridge.
The shingle should be in the center of the ridge.
Nail it where the next ridge shingle will cover the nails about an inch horizontally and vertically.
Three tab shingles are easy to cut into strips to create a ridge cap but now roofers and homeowners largely prefer laminated shingles.
To cover the ridge install vented cap shingles or continuous ridge vent.
Start at one of the eaves of the ridge and wrap a shingle around the ridge of the roof.
A shingle over vent is installed over the ridge of a roof and is covered over by asphalt shingle caps that match the surrounding roof shingles.
Rob davidson vice president of residential sales for iko canada explains why.