How To Shingle A Roof Valley

However these shingles are not run entirely through the valley area but rather the center of the metal valley is left exposed.

How to shingle a roof valley. Gaf mastering the roof chapter 12 this video demonstrates the proper installation technique for installing roofing valleys. Roof one side of the valley running the shingles across it. The open woven and closed cut methods are demonstrated. The next shingle should be directly atop the first one.

Stop nailing 6 inches from the center. In addition it is important to avoid nailing the shingles through the valley metal. In order to shingle this kind of roof valley a roofing professional has to install both roof faces at the same time which is quite slow. 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.

This video demonstrates the proper installation technique for installing roofing valleys. Valleys are a prime leak area so it s important to be careful. Secure all of the 3 tab shingles to the roof plane with the 1 inch roofing nails using the local building codes as a placement guide except for the shingles covering the flashing material. 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.

Step 6 shingle valley. A woven valley shingle installation has other drawbacks including that they are slow to install especially in cold weather and more difficult to repair than the other types. Continue until you reach the top edge of the valley roof. Lay one and two tab shingles as you near the valley so full size shingles will run across the valley.

Shingle the other side of the valley the same way. Extend the 3 tab shingles on one of the roof s planes past the valley at least 12 inches. From this starter shingle continue moving up the valley roof. The open woven and closed cut methods are demonstrated.