With a clean valley you can lay down some peel and stick roofing membrane.
How to shingle valley on gable roof.
Typical installation practice calls for four nails per shingle one about an inch from each edge of the shingle and one over each cutout gap.
Only nail at the edges with only enough nails to.
Start by overlapping a starter from both sides of the valley at the bottom.
Manufacturers usually recommend that you nail the.
Then starting at the base of the.
Strip of wsu along the eaves edges and i crosslap the strips at the valley.
Gable roofs are the simplest to shingle because they have just two rectangular planes and no hips or valleys.
These strips go under the drip edge.
Then your first shingle goes on the side you are going to cut.
As with any asphalt shingling job i install a 9 in.
To secure the roof valley flashing nail it down carefully.
Three tab installation starts at the edge of the roof with narrow starter strip.
Weave and cut the valley on the highest side of the roof.
Fold the top over the roof ridge and cut the bottom along the drip edge metal.
Ensure ice and water protector has been installed along the valley first.
The next one goes on the low side.