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.
How to fix roof valley leak.
Roof valleys carry a lot of water.
Roof valleys are channels designed to drain runoff water and like any other part of your roof they can degrade over time with exposure to the elements.
And the valleys are leaking real bad and i wondered if there s some way to repair that without having to tear the whole roof off again.
There are several ways to correctly roof around a valley and fix the roof leak.
The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in.
If leaks continue to occur from ice dams consider installing roof edge heating cables.
Though roof valleys are com mon leak sites on shingle roofs it s typically fairly easy to fix these problems with a little know how.
Roof valleys are created wherever two roof surfaces intersect to form a shallow v shape.
Check the entire roof valley carefully to locate the source of these problems.
Step 2 remove the shingles.
Although professional roofers take great care to properly install roof valleys they can be susceptible to roof leaks.
However we find closed cut roof valleys the best way to roof a valley in alabama.
Leaks in valleys on roofs are very common roof leaks.
So the valleys which is where the two planes of the roof come together in the v like shape for those that have no clue as to what we re talking about these.
In other cases water can become trapped under shingles which have been overlaid to create the valley trough.
The reason why the roof valley is such a sensitive area has to do with all the rainwater and or melting snow that accumulates and flows through the valley on its way into the gutters.