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.
Repairing valley leaks in roofs.
And damaged flashing is behind most roof leaks.
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.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
Repairing a valley area on a shingle roof.
Isolate areas when you run the hose.
Make a neat pile of the shingles that you will be able to continue using.
You can get clips that hold the little cut tiles in a valley in place to stop them from sliding out or again for a temporary fix use a dab of silicone to hold it there.
This will require that you remove the shingles.
If a valley is rusted through it will leak.
We may not know how to spell but roofing we know best.
For example soak the downhill side of a chimney first then each side then the top on both sides.
The materials they use in valleys are inferior.
The best way to find and stop the roof leak is to start over and roof the valley the right way.
And roof leaks in valleys often turn into unsightly repairs.
If it is blocked with leaves or a tiles has slipped in causing it to be partially blocked it can leak.
In either situation the leaking roof valley can be fixed by removing affected shingles and structural elements and upgrading your roof s flashing.
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.
Carefully remove the shingles from the whole area of the leak and extend it approximately three or four feet beyond the leaking area.
Just like in nature a valley on a roof is designed to collect water.
A flashing is a transitional roofing material that connects the roof material to some other building material or to another part of the roof.
In order to stop the leak in your roof you need to get to where the leak is occurring.
Repairing a roof valley involves removing some shingles and installing a.
Most roofers know how to install shingles but many have no clue how to do a valley.
A properly flashed roof valley should have an ice and water shield installed with roofing felt being properly secured over the ice and water.
In other cases shingles are overlapped to make a valley and water from harsh rains can find a way under the shingles.
If that water doesn t shed off the roof fast enough or gets under the roofing material roof leaks will soon develop.
We have been in the roofing business for 25 years.