Roof valleys occur where two sections of roof meet. Sheet metal is applied to the valley under the roof shingles to prevent the joint from leaking and direct rain water off the roof.

Remove rust from valley. Spray paint valley.
If not maintained properly, roof valleys can become clogged with leaves and other debris, which can cause the metal to rust and the roof to leak. To clean and refinish a roof valley:
Watch this video to find out more.
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