Fixing Leaking Roof Valley

This method of lead valley repair is proven to not only be fast and safe wit.

Fixing leaking roof valley.

If your roof valley leak is an old repair gone bad consider having a professional repair the leak properly. This video shows the traditional and best way to repair a lead valley on a roof. How much it costs to repair or replace a roof valley will depend on what it s made from. Roof valleys carry a lot of water.

The sealants and roof pitch used can crack and chip away over time. Roof valleys are created wherever two roof surfaces intersect to form a shallow v shape. Roof valleys are prone to leaking and are a well known weak spot on older roofs. Find them locally at hardware stores or home centers improved attic insulation and ventilation are usually the best ways to prevent ice dams.

If you re not sure what a roof valley looks like check out the photos on this page. If leaks continue to occur from ice dams consider installing roof edge heating cables. The valley flashing laid over the joint where the two roofs meet should overlap the step flashing at least 2 in. 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.

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. If you have a roof valley in your home then you may find that your lead valley starts to leak or even to allow water to run onto the ceiling of the floor below. In other cases water can become trapped under shingles which have been overlaid to create the valley trough.