How To Shingle A Roof Valley With Architectural Shingles

A continuous bead of asphalt could trap condensation or windblown water under the roofing at some point.

How to shingle a roof valley with architectural shingles.

Laying shingles over the starter row and working up. Shingles from the other side are run through the valley center line and cut along a line parallel to and 4 cm from the center line. Apply a cover of starter architectural shingles. No one of this affirmat.

Many roofers cut the shingles across because they say it s safer. Cut the last ridge shingle to the length you need but be sure that no part of the roof is exposed. Then your first shingle goes on the side you are going to cut. How to shingle a valley with architectural shingles.

For closed cut valleys shingles on one roof plane are installed through a valley and extended at least 30 cm into the intersecting plane. When you get to the valley cut the shingles along the chalk line. Ensure ice and water protector has been installed along the valley first. To secure the roof valley flashing nail it down carefully.

Do the same with the next shingle continuing this step until you get to the far edge of the ridge. Mark a chalk on subsequent roof layers upward. Apply the first real course of architectural shingles so that the tabs reach the lower edge of the starter course. The next one goes on the low side.

Then starting at the base of the valley center your first piece of flashing in the valley. Roof installation how to shingle a valley hd by roofrepair101 more about roofing at. Apply roofing cement to the underside of each cut shingle in the valley center. It is best placing metal flashing or a scrap piece of wood under the shingle you will be cutting as not to cut the shingle underneath.

Only nail at the edges with only enough nails to hold it in place. In this video i show you how i do the valleys on a shingle roof. Once you ve reached the ridge bend the shingle over the ridge so that each side is equal and nail it into place with a single nail on each side. You can cut the layered edge of architectural roof shingles and use the cut flat piece as your starter roof single.

Attach each shingle with three nails one in the center and one each on each side. Weave and cut the valley on the highest side of the roof. You want to lay the shingles from the bottom to the top of the valley.