How To Fix A Roof Valley Leak

Roof valleys carry a lot of water.

How to fix a roof valley leak.

Roof valleys if not installed correctly are one of the most leak prone areas on the roof. 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. Roof valleys are created wherever two roof surfaces intersect to form a shallow v shape. 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.

In other cases water can become trapped under shingles which have been overlaid to create the valley trough. In order to lay the flashing the shingles on the roof will have to be removed. Step 2 remove the shingles. Although professional roofers take great care to properly install roof valleys they can be susceptible to roof leaks.

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. 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. If that water doesn t shed off the roof fast enough or gets. The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in.

Find them locally at hardware stores or home centers improved attic insulation and ventilation are usually the best ways to prevent ice dams. 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. Check the entire roof valley carefully to locate the source of these problems. Just like in nature a valley on a roof is designed to collect water.

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.