Repairing A Roof Valley Leak

Just like in nature a valley on a roof is designed to collect water.

Repairing a roof valley leak. Take measurements of your roof flashing most flashing is 14 inches wide but yours may vary. Follow these three preparatory steps to get ready to fix the valley leak. The best way to find and stop the roof leak is to start over and roof the valley the right way. Start low soaking the area just above where the leak appears in the house.

For example soak the downhill side of a chimney first then each side then the top on both sides. Carefully remove the shingles from the whole area of the leak and extend it approximately three or four feet beyond the leaking area. Position an extension ladder against the lower edge of the roof near the valley that is repaired. The right thing to do here is to pull a valley basically pull a valley apart and rebuild it.

This will require that you remove the shingles. Isolate areas when you run the hose. And you can tar it but it s a real stop gap band aid like measure. 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.

Typical valley flashing is 14 inches wide. Measure the width of the sheet metal valley flashing. Move to the highest end of the valley and work your way down cleaning. A lead valley is a particularly difficult item to dispose of as lead is toxic and so a repair may involve simply patching up your lead roofing.

If that water doesn t shed off the roof fast enough or gets under the roofing material roof leaks will soon develop. Start at the upper row of shingles at the upper end of the. Make a neat pile of the shingles that you will be able to continue using. When a valley begins to leak it s very difficult to surgically address the leak.

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. Clear any debris in the roof valley and surrounding area. And roof leaks in valleys often turn into unsightly repairs. In order to stop the leak in your roof you need to get to where the leak is occurring.