4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles.
Install flashing awning.
Install the flashing place the flashing between the joint of the house and the roof.
Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint.
Install waterproof flashing onto the bottom of the timber awning window frame staple a strip of waterproof flashing onto the rear of the window frame so it can fold underneath and cover the base.
The video features union s advantage lok ii standing seam roofing panel which is.
The flashing on the wall should be flush against it and the porch roof portion should be on top of the shingles.
Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of.
However the principles are the s.
Typically flashing is installed using roofing nails and roofing cement.
Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge.
Install a reverse peak flashing for the other side of the roof so the two wall edges overlap in an x nail step flashing at a peak so the roof side extends over peak flashing on the roof.
Flashing is generally installed at any joints or edges in the roof where water could otherwise work its way in.
Be sure to leave yourself plenty of overhang on either side.
This video shows how to install endwall flashing with standing seam panels.