Seal Leaking Roof Valley

Closed valleys are where the shingles butt together on top of the metal flashing.

Seal leaking roof valley.

Move to the highest end of the valley and work your way down cleaning. Clear any debris in the roof valley and surrounding area. In this video you will learn how to fix a leak on a valley. In this video you will learn how to fix a leak on a valley.

Follow these three preparatory steps to get ready to fix the valley leak. Apply a layer of the mastic or patching compound over the problem area cut and place a section or strip of patching fabric over the area spread an additional layer of roof cement or patching compound over the area let the patch cure. Take measurements of your roof flashing most flashing is 14 inches wide but yours may vary. Sometimes an older home s roof is more prone to leaking in the roof valleys because of old repairs.

Re shingle roof valleys install ice and water shield under shingles or install metal roof flashing and re shingle the valley. Remove debris remove all debris from roof valleys so nothing is touching your roof. Toronto s roof repair specialists http www mrroofrepair ca show the cause of a major interior roof leak. The sealants and roof pitch used can crack and chip away over time.

In order to lay the flashing the shingles on the roof will have to be removed. This video shows the full repair from removing leaded va. A crack in the valley can cause major damage and i. Find them locally at hardware stores or home centers.

This is where two parts of the roof join. When you discover a leak coming from your valley there are a few ways you can make the roof repairs. How to fix roof valley leaks. If leaks continue to occur from ice dams consider installing roof edge heating cables.

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. To repair leaks in this type of valley start at the bottom and slip a piece of flashing in the shape of a diamond under the butted up shingles. Using a patching fabric is simple.