Flashing Above Roof Behind Brick

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.

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. Starting at the lowest part of the roof completely cover all three exposed surfaces of the block with peel and stick membrane. In this video we explain how to properly setup the flashings wall details for brick or natural rock above a roofline. It can cause major water damage to the home if installed improperly or not at all.

Chalk a straight line about 2 inches above the back of the base flashing. Caulk the slot after the flashing has been installed. Like ledger flashing installing brick flashing is not difficult to do and will extend the life of your front porch or deck. A 2x4 laid on the roof is a good way to gauge this.

Use your caulking gun to caulk a straight line above the back of the base flashing. This leaves enough room for the vertical leg of the step flashing. Counter flashing is necessary to prevent water that runs down the outside face of flashing from going behind the base flashing. Water and ledgers don t mix and that is why most fail.

This is where you most often see a brick pocket which has proven to fail. 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. Make sure the inside corners of the supporting masonry are at least 4 inches above the roof deck.