Step 3 flashing angled roofs with the step method.
Install metal roof flashing against brick.
Install base flashing under shingles or over metal roofing material.
With the rigidity created by the bent corner and the nail not penetrating the flashing the metal can move more freely when the temps change.
We ve cut our z trims and before we install them we need to know where to place them on the panel.
Once the roofing and step flashing are in place complete the counterflashing at the masonry as follows.
If the roof runs flat up against the brick.
Usually 8 inch flashing will work but any size will work well.
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.
Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of.
In those instances the best thing to do is remove the siding and run the flashing up against the wall and replace the siding so that you have a watertight finish.
I m going to take the end wall flashing put it in place and use a pencil or a sharpie to mark the tops of the ribs and the gable trim just so i know where to put those z s.
Oftentimes if you re installing in a re roofing situation you re going to be coming up against vinyl siding brick wood.
How to install metal roof flashing against brick step 1.
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.
Choose the appropriate flashing size.
Now install the base flashing.
Hook a hem at the top into the hem in the edge of the pan flashing inset.
4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles.
The second is good the flashing is turned into a deep cut mortar joint about 1 and nails are placed so the head of the nail laps over the bend edge about 3 4 to hold the flashing in place.
Installing the z trim.
However the principles are the s.
Most flashing is 8 inches wide.
Metal roof flashing is a galvanised sheet metal that is bent at a 90 degree angle about 8 to 12 inches on each side of the angle.
Install metal counterflashing onto the face of the block extending it down to about inch above the shingles.
Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge.
This can be under shingles or over metal roofing material.
