How To Repair Valley Flashing On Roof

Some shingles and flashing may need to be removed and replaced but the roof can usually be saved with a good quality repair.

How to repair valley flashing on roof. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. The materials they use in valleys are inferior. Fasteners placed in the exposed center area. Valleys on between two slanted roofs causes leaks very often.

Open valleys have metal flashing to protect this critical area of the roof. If your roof valley leak is an old repair gone bad consider having a professional repair the leak properly. Most roofers know how to install shingles but many have no clue how to do a valley. We have been in the roofing business for 25 years.

Follow these three preparatory steps to get ready to fix the valley leak. Take measurements of your roof flashing most flashing is 14 inches wide but yours may vary. When a roof leaks the problem is often due to leaks in and around the metal roof flashing that protects roof edges valleys and the junctions between roofing and obstructions such as chimneys dormers and vent pipes. Expert advice on how to repair roof flashing and chimney flashing prevent ice dams and solve other roof flashing problems.

Roof mastic applied along sides of valley flashing. Clear any debris in the roof valley and surrounding area. Repairing a roof valley involves removing some shingles and installing a sheet metal flashing from top to bottom in the valley. Repairing a valley area on a shingle roof.

Closed cut valley fully replaced with new metal valley flashing. For a do it yourself homeowner the job is easier with the help of. Avoid the following common errors. Failure to extend the entire width of the metal valley flashing beyond the eave of the roof.

We may not know how to spell but roofing we know best.