Momentarily lift the boot and apply sealant to hold the flashing in place.
How to lnstall one peice roof flashing.
Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.
Then sink two nails in the wall near the top one on each face.
Installing a roof plumbing vent is typically an easier task than flashing a chimney.
Install shingles as normal up to the base of the plumbing vent.
It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing.
The roof deck flange of step flashings are to be fastened to the surface of each shingle in a position whereby the next course of shingles will cover up hide the flashing from view.
Step 6 make a 10 degree bend on the shingle edge of the flashing approximately 1 2 inch from the edge.
Step flashings are to be installed one per course.
This underlayment will direct any water that may get through the metal flashing onto the roofing felt.
Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint.
One common method is to lay the edge metal under the eaves membrane and over the rake.
The top piece that bends around the chimney is left unattached.
Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.
If you have to replace shingles around a skylight examine the old flashing.
Bend it down and back to sit flat on the corner.
Once even a small section of roofing cement fails you ll have a leak.
Place the flashing or boot onto the plumbing vent so the base is resting on shingles.
Make corner flashing from step flashing.
But it doesn t work that way.
Proper installation of step flashing.
You continue this process around the length of the chimney cutting each step flashing to fit.
Here is how you do it.
4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles.
Install from the bottom up lapping each piece on top of the lower one.
Under the base part of the flashing use plastic roofing cement and finish attaching it to the roof with galvanized roofing nails.
