Flashing Above Roof Behind Brick

Starting at the lowest part of the roof completely cover all three exposed surfaces of the block with peel and stick membrane.

Flashing above roof behind brick.

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. Like ledger flashing installing brick flashing is not difficult to do and will extend the life of your front porch or deck. 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. Counter flashing is necessary to prevent water that runs down the outside face of flashing from going behind the base flashing.

Install the flashing before you finish the top of the brick wall as the flashing must go behind the siding as well as behind and under the top row of bricks that angle outward to cover the top. Cut a slot of about 1 5 inches into the brick with a circular saw and masonry blade. This leaves enough room for the vertical leg of the step flashing. Water and ledgers don t mix and that is why most fail.

Chalk a straight line about 2 inches above the back of the base flashing. In this video we explain how to properly setup the flashings wall details for brick or natural rock above a roofline. Flashing problems with brick veneer are one of the most common issues we find with both real and thin brick walls. A 2x4 laid on the roof is a good way to gauge this.

To prevent wood rot it is important to install flashing over your ledger board properly. This is where you most often see a brick pocket which has proven to fail. Caulk the slot after the flashing has been installed.