Fixing A Leaky Roof Valley

If your roof valley leak is an old repair gone bad consider having a professional repair the leak properly.

Fixing a leaky roof valley.

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 channels designed to drain runoff water and like any other part of your roof they can degrade over time with exposure to the elements. Check the entire roof valley carefully to locate the source of these problems. This method of lead valley repair is proven to not only be fast and safe wit.

This video shows the traditional and best way to repair a lead valley on a roof. This is where two parts of the roof join. 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. The sealants and roof pitch used can crack and chip away over time.

Step 2 remove the shingles. How much it costs to repair or replace a roof valley will depend on what it s made from. The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in. Repairing a metal roof seam with turbo poly seal is simple and it is a do it yourself p.

In other cases water can become trapped under shingles which have been overlaid to create the valley trough. Find them locally at hardware stores or home centers improved attic insulation and ventilation are usually the best ways to prevent ice dams. Roof valleys are prone to leaking and are a well known weak spot on older roofs. In order to lay the flashing the shingles on the roof will have to be removed.

If you have a roof leak it may well be through the valley. Sometimes an older home s roof is more prone to leaking in the roof valleys because of old repairs.