How To Repair Leaking Valley On Shingle Roof

Insert the bar under a shingle and pry upward at a.

How to repair leaking valley on shingle roof.

In order to lay the flashing the shingles on the roof will have to be removed. To disguise your repair look around the roof and in the gutter for accumulations of asphalt granules. Climb into the rafter below the roof with a good flashlight and look around for any water intruding through the roof. 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.

Clear any debris in the roof valley and surrounding area. Remove 8 inches of shingles at each side of the valley with a 16 inch nail bar. Step 1 locate the leak. Take measurements of your roof flashing most flashing is 14 inches wide but yours may vary.

Press the shingle down then apply another bead of sealant over the crack. This video shows the traditional and best way to repair a lead valley on a roof. A properly flashed roof valley should have an ice and water shield installed with roofing felt being properly secured over the ice and water. Move to the highest end of the valley and work your way down cleaning.

This method of lead valley repair is proven to not only be fast and safe wit. In order to stop the leak in your roof you need to get to where the leak is. Check the entire roof valley carefully to locate the source of these problems. On the other panel we lay a shingle on top of the base shingle only nailing the side of the shingle furthest from the valley.

Follow these three preparatory steps to get ready to fix the valley leak. Step 2 remove the shingles. Collect a small amount then sprinkle them in the sealant to match its color to your shingles. Use a putty knife to spread the top bead over both edges of the crack.

Then we snap a line cutting the shingles from the second panel the non base side down the middle of the valley. Start at the upper row of shingles at the upper end of the valley.