I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall.
Install flashing roof meets wall.
Obviously the further up the wall a flashing extends the greater the resistance to water intrusion.
Above the roof sheathing.
Step flashing protects the gap where roofs meet walls by weaving into the roof shingles.
Install a reverse peak flashing for the other side of the roof so the two.
Click to enlarge make sure the sheathing wrap overlaps all step flashings.
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.
Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia meets it.
Kickout flashing keeps water out of walls rain should run off the roof and into the gutter.
Hammer one nail to the.
Nail it in place with two nails one.
Where snow buildup is likely add a wide band of peel and stick membrane lapped over the step flashing but under the sheathing wrap.
A headwall is a level junction where a roof meets a wall.
How to install roof flashing against a wall.
I cut the tape so that it laps onto the housewrap above and 3 in.
This illustration shows proper flashing at a headwall condition.
How to install step flashing with a wall corner step three.
Step flashing redirects the water back onto the shingle.
Bend it back so that it overlaps the corner flashing.
Headwall flashing should extend up behind the exterior wall covering and down over the roof covering material as you see here.
Likewise a 10 wide flashing will result in a 5 inch wide roof deck flange and a 5 inch vertical flange.
Ensure it sits flat and extends at least 8 inches above the shingles.
At the bottom of the roof water needs to be directed.
Where a slope roof meets a sidewall slip the upper legs of the step flashing under the sheathing wrap see illustration.
Bend the roof edge of the flashing down over the peak and nail the wall side to the sheathing extending past the peak.
Even if one piece of step flashing fails the flashing and shingle below it start the process over again.
Flexible flashing tape seals the eave to the wall.
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.
A 5 inch wide flashing will result in a 2 1 2 roof deck flange and 2 1 2 vertical wall flange.
Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.
This is true no matter what type of roof covering material is installed.
Then set the piece down.
