Flashing Above Roof Behind Brick

Flashing problems with brick veneer are one of the most common issues we find with both real and thin brick walls.

Flashing above roof behind brick.

Counter flashing is necessary to prevent water that runs down the outside face of flashing from going behind the base flashing. This is where you most often see a brick pocket which has proven to fail. Water and ledgers don t mix and that is why most fail. Cut a slot of about 1 5 inches into the brick with a circular saw and masonry blade.

Flashing protects a home from water in ways and areas that a vapor barrier don t water protection is a combined effort and flashing plays a major. Starting at the lowest part of the roof completely cover all three exposed surfaces of the block with peel and stick membrane. Make sure the inside corners of the supporting masonry are at least 4 inches above the roof deck. Use your caulking gun to caulk a straight line above the back of the base flashing.

A 2x4 laid on the roof is a good way to gauge this. Like ledger flashing installing brick flashing is not difficult to do and will extend the life of your front porch or deck. Chalk a straight line about 2 inches above the back of the base flashing. It can cause major water damage to the home if installed improperly or not at all.

Using the circular saw and masonry blade cut a slot about 1 5 inches into the brick so that the overlapping flashing or counter flashing will slide into the slot. To prevent wood rot it is important to install flashing over your ledger board properly. This leaves enough room for the vertical leg of the step flashing.