Just like in nature a valley on a roof is designed to collect water.
Roof valley leak fixes.
Most shingle installers will use a thick 30 lb paper as a base for the valley.
Most roofers that install shingles will not have rubber membranes with them to do such areas.
Cut each side at the upper end of the valley to conform with the.
And roof leaks in valleys often turn into unsightly repairs.
And you can tar it but it s a real stop gap band aid like measure.
When a valley begins to leak it s very difficult to surgically address the leak.
Isolate areas when you run the hose.
So the roof leak can be fixed before more damage occurs.
Clear any debris in the roof valley and surrounding area.
Valley areas are prone to leak due to the lack of using proper materials.
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.
If your roof leaks during heavy rain it s important to find the cause of the problem.
Take measurements of your roof flashing most flashing is 14 inches wide but yours may vary.
Start low soaking the area just above where the leak appears in the house.
If that water doesn t shed off the roof fast enough or gets under the roofing material roof leaks will soon develop.
The rubber gasket that surrounds the vent pipe could be rotted.
If you find that this is a problem then you will need to repair your roof valley before anything serious happens such as plaster loss or even major water damage.
Look for cracks in the base of flexible rubber flashing or broken seams in metal varieties of vent pipe flashing.
Today we re going to help you identify what may be causing your roof leak and look at possible remedies.
Most roofers that do shingles will use a heavy base paper instead of a rubber membrane.
Move to the highest end of the valley and work your way down cleaning.
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.
Cut each side of the flashing at the lower end to conform with the corresponding edges of the roof using sheet metal cutters.
Follow these three preparatory steps to get ready to fix the valley leak.
If a leak is difficult to find enlist a helper and go up on the roof with a garden hose.
For example soak the downhill side of a chimney first then each side then the top on both sides.
A properly flashed roof valley should have an ice and water shield installed with roofing felt being properly secured over the ice and water.
Check plumbing vent boots and roof vents if water is entering from that area to cause the leaking roof.
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.