Then starting at the base of the.
Shingle roof valley installation.
Only nail at the edges with only enough nails to.
How to do it determine cuts.
The open woven and closed cut methods are demonstrated.
Others start with a 3 inch wide.
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.
This video demonstrates the proper installation technique for installing roofing valleys.
Ensure ice and water protector has been installed along the valley first.
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.
Snipping off the corners of.