That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above.
How to install roof flashing against a brick wall.
Do not fasten the flashing to the wall because it must float with the roof.
Follow the photo for illustrated instructions.
Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint.
Step 3 flashing angled roofs with the step method you can use the step method to flash an angled roof.
4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles.
To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width.
Most flashing is 8 inches wide.
Now install the kickout flashing and step flashings up the roof as needed.
You need step flashing which is metal flashing that is in an l shape.
Flat roof and flashing against brick wall install base flashing under shingles or over metal roofing material.
Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge.
You have to install the roof side of the flashing either under the last layer of shingles or over the roof materials if the roof runs flat up against a brick wall.
Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of.
Place the first step flashing strip over the end of the starter course shingle and use two nails to fasten the step flashing to the roof with 2 nails.