How To Shingle A Woven Roof Valley

This is an incorrect installation of this type of roofing material and will be more prone to water intrusion and will void the manufacturer s warranty for this material.

How to shingle a woven roof valley.

It is a method where the valley is completed by overlapping and weaving the shingle courses rather than cutting the shingles back to form a trough lined with a sheet metal flashing see figure wv 1. Roof installation how to shingle a valley hd by roofrepair101 more about roofing at. A woven valley is one method of installation for asphalt shingles at a valley where two intersecting roof slopes meet see featured photo above. Woven valleys should only be used with strip shingles.

Water has a small chance of even getting up under the woven valley shingles even though it flows in either direction. The roof valley is where two angles of the roof come together and form a valley. The open woven and closed cut methods are demonstrated. Whether you have a woven shingle roof a tile roof or a composite roof the basic steps required to repair the leak will be the same.

Gaf mastering the roof chapter 12 this video demonstrates the proper installation technique for installing roofing valleys. As the asphalt shingles are installed over the roof deck the shingles are extended into the valley. Some homeowners prefer the consistent look that a woven valley provides. 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.

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. Pros of woven valley shingle installations. In addition it is important to avoid nailing the shingles through the valley metal. Weaving a shingle valley by dunn contracting 727 410 5717 james dunn.

However these shingles are not run entirely through the valley area but rather the center of the metal valley is left exposed. 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. Valleys are a prime leak area so it s important to be careful. All of the shingle rows will need to be lined up correctly.

But if the shingles are not laid properly in the valley a woven valley may not lay flat creating bumps and detracting from the overall look of the roof.