Step 3 lay the flashing.
How to repair a roof leak in valley.
Step 2 remove the shingles.
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.
Find the place where that leak is coming from.
Start at the upper row of shingles at the upper end of the valley.
Insert the bar under a shingle and pry upward at a.
Carefully remove the shingles from the whole area of the leak and extend it approximately three or four feet beyond the leaking area.
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.
And that s what we ve done here montgomery s old cloverdale.
Just like in nature a valley on a roof is designed to collect water.
Make a neat pile of the shingles that you will be able to continue using.
Clear any debris in the roof valley and surrounding area.
Start low soaking the area just above where the leak appears in the house.
Take measurements of your roof flashing most flashing is 14 inches wide but yours may vary.
This will require that you remove the shingles.
Have your helper stay inside the house waiting for the drip to appear.
For example soak the downhill side of a chimney first then each side then the top on both sides.
Move to the highest end of the valley and work your way down cleaning.
Step 4 replace the shingles.
The right thing to do here is to pull a valley basically pull a valley apart and rebuild it.
When a valley begins to leak it s very difficult to surgically address the leak.
Many roof valley leaks are caused by roofing nails that have been poorly.
Step 1 find the cause.
Remove 8 inches of shingles at each side of the valley with a 16 inch nail bar.
Isolate areas when you run the hose.
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.
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.
How to repair a lead valley.