Snipping off the corners of.
Shingle roof valley installation.
How to do it determine cuts.
Others start with a 3 inch wide.
Ensure ice and water protector has been installed along the valley first.
Some roofers cut the shingles parallel to the flashing s center ridge.
I then move the shingle to the uppermost course on the roof plane line up the mark on the shingle with the valley center and again mark the corner.
To shingle out of the valley with laminated shingles lay a shingle down as a gauge and mark the corner at the bottom left and top right of the roof.
To secure the roof valley flashing nail it down carefully.
The open woven and closed cut methods are demonstrated.
Then starting at the base of the.