The remaining siding on the sidewall will overlap the step flashing and nail.
How to install roof flashing.
Hammer one nail to the.
How to install step flashing with a wall corner step three.
Once even a small section of roofing cement fails you ll have a leak.
Install the step flashing when the siding is installed it should be tucked behind this piece and then consecutive courses lapped over it.
But it doesn t work that way.
Each flashing job is a little bit different and depends on the type of material that the exterior of your house is made of.
Then set the piece down.
Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt.
Begin by removing the shingles at the affected area and removing old flashing if present.
However the principles are the s.
Measure the length of the porch roof joint to determine how much flashing you will need.
To get the best from the flashing you should fit of the sheet onto the side of the roof and the other half onto the building or addition which it is touching.
Next place your vent flashing on top of the membrane.
Cut some membrane material to seal between the vent flashing and the roof and cut an opening for the vent.
Bend it back so that it overlaps the corner flashing.
Then nail the new l shaped flashing under the builder s felt but above the fascia board.
Nail it in place with two nails one.
Apply a thin bead of silicone around the opening of the vent pipe area and lay the membrane in place.
Also install at the valley of the roof where it joins up with other parts of the roof.
Ensure it sits flat and extends at least 8 inches above the shingles.
Prepare the area where you will install the roof flashing.
How to install porch roof flashing step 1.
It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing.
