How To Install Roof Flashing Against A Brick Wall

Hot and cold weather will make the caulk fail when the metal buckles between nails.

How to install roof flashing against a brick wall.

Install metal counterflashing onto the face of the block extending it down to about inch above the shingles. Caulk the slot after the flashing has been installed. Above the roof sheathing. The masons should add a bond break layer to keep mortar droppings from creating dams behind the brick.

This is made by rolling up a 25mm or less strip of lead into an oval shape just wider than the mortar chase you are fixing and then driving it below the surface of the bricks to form a wedge. How to fix lead flashings. However the principles are the s. I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall.

The most common method of fixing lead flashings is to make a lead bung also known as a lead chock. In an ideal installation the flashing will extend under the brick veneer so that there. Once the roofing and step flashing are in place complete the counterflashing at the masonry as follows. You need step flashing which is metal flashing that is in an l shape.

Chalk a straight line about 2 inches above the back of the base flashing. Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of. Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it. 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.

The first of three labeled not good ids the least desirable way to set flashing to a wall but it is done everywhere. Most important make sure weep vents are included in the mortar at each pan without a way for water to escape all the fancy flashing is for nothing. Properly installed flashing covers the seam between the wall and the roof and directs water onto the roof. Step 3 flashing angled roofs with the step method you can use the step method to flash an angled roof.

It is simply a piece of metal liad to the wall and held in place with masonry nails and caulked. Flexible flashing tape seals the eave to the wall. That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above.