Installing Roof Shingles In A Valley

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Installing roof shingles in a valley. Valleys are a prime leak area so it s important to be careful. When shingling a roof with three tab shingles it s easiest to shingle the roof planes first working toward the valley. Laminated shingles let you start in the valley and work outward which can be an advantage in some situations. Stretch it about 12 inches across the centerline.

Gaf mastering the roof chapter 12 this video demonstrates the proper installation technique for installing roofing valleys. In this video i show you how i do the valleys on a shingle roof. To secure the roof valley flashing nail it down carefully. Roof installation how to shingle a valley hd by roofrepair101 more about roofing at.

Ensure ice and water protector has been installed along the valley first. Quick guide how to install an open valley. Fasten the shingles about 6 inches away from the centerline on both sides. Snap two chalk lines from the ridge to the eaves 8 cm apart increasing in width by 1 cm per meter towards the eaves.

All of the shingle rows will need to be lined up correctly. Nail the shingles 5 cm back. 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. Place a piece of sheet metal under the shingles to make sure you will not damage the flashing.

Pros of woven valley shingle installations. Trim the shingles to these lines and cut a 5 cm triangle off the top corner to direct the water into the valley. Start by laying all shingles on one side of the roofing and stretch it across the valley. Some roofers cut the shingles parallel to the flashing s center ridge.

A woven valley shingle installation is one where the shingles from both sides of the roof valley extend over the valley and weave together overlapping courses alternately. Snipping off the corners of. Draw a 2 inch self stick flashing down the center. The open woven and closed cut methods are demonstrated.

Only nail at the edges with only enough nails to. Others start with a 3 inch wide. How to shingle roof valleys. All valleys start the same.

Then starting at the base of the.