Repairing Valley Leaks In Roofs

A properly flashed roof valley should have an ice and water shield installed with roofing felt being properly secured over the ice and water.

Repairing valley leaks in roofs.

We have been in the roofing business for 25 years. Make a neat pile of the shingles that you will be able to continue using. The best way to find and stop the roof leak is to start over and roof the valley the right way. 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.

Most roofers know how to install shingles but many have no clue how to do a valley. Repairing a roof valley involves removing some shingles and installing a. If that water doesn t shed off the roof fast enough or gets under the roofing material roof leaks will soon develop. Just like in nature a valley on a roof is designed to collect water.

And roof leaks in valleys often turn into unsightly repairs. In either situation the leaking roof valley can be fixed by removing affected shingles and structural elements and upgrading your roof s flashing. Isolate areas when you run the hose. 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.

For example soak the downhill side of a chimney first then each side then the top on both sides. A flashing is a transitional roofing material that connects the roof material to some other building material or to another part of the roof. We may not know how to spell but roofing we know best. Valleys on between two slanted roofs causes leaks very often.

And damaged flashing is behind most roof leaks. In other cases shingles are overlapped to make a valley and water from harsh rains can find a way under the shingles. In order to lay the flashing the shingles on the roof will have to be removed. Start low soaking the area just above where the leak appears in the house.

The materials they use in valleys are inferior. In order to stop the leak in your roof you need to get to where the leak is occurring. When a valley begins to leak it s very difficult to surgically address the leak. If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.

And that s what we ve done here montgomery s old cloverdale. Carefully remove the shingles from the whole area of the leak and extend it approximately three or four feet beyond the leaking area. Repairing a valley area on a shingle roof. If a valley is rusted through it will leak.