How To Repair Leak In Roof Valley

This video shows the traditional and best way to repair a lead valley on a roof.

How to repair leak in roof valley.

For example soak the downhill side of a chimney first then each side then the top on both sides. Isolate areas when you run the hose. On our ultimate roof system we install self adhering ice and water underlayment under the valley metal. Clear any debris in the roof valley and surrounding area.

If the ice and water shield is missing then you will have to remove the shingles on both sides along the valley put ice and water shield in place and re shingle the roof. Follow these three preparatory steps to get ready to fix the valley leak. Check the entire roof valley carefully to locate the source of these problems. Take measurements of your roof flashing most flashing is 14 inches wide but yours may vary.

And if they put a second layer of shingles on they brought it up the valley but they didn t replace the valley it s probably leaking and cracking and split. The right thing to do here is to pull a valley basically pull a valley apart and rebuild it. When then take the lower pitched or smaller side the panel the receives the least amount of water and use that as our base. Make a neat pile of the shingles that you will be able to continue using.

We lay an entire shingle across the valley. Carefully remove the shingles from the whole area of the leak and extend it approximately three or four feet beyond the leaking area. Start low soaking the area just above where the leak appears in the house. Move to the highest end of the valley and work your way down cleaning.

A properly flashed roof valley should have an ice and water shield installed with roofing felt being properly secured over the ice and water. This method of lead valley repair is proven to not only be fast and safe wit. And you can tar it but it s a real stop gap band aid like measure. Once the roof valley has begun to leak you will need to cover the valley with flashing in order to prevent a repeat of the problem.

In order to stop the leak in your roof you need to get to where the leak is occurring. This will require that you remove the shingles. In order to lay the flashing the shingles on the roof will have to be removed.