For the valley areas of the roof you will be using valley flashing.
How to nail roof flashing.
Continuous flashing against a sidewall is one way to install a roof but it s not the correct way.
Especially if you live in an area that gets a lot of snow and ice.
Bend it down and back to sit flat on the corner.
Recaulk the joints between the roof and the flashing.
Ensure it sits flat and extends at least 8 inches above the shingles.
Then sink two nails in the wall near the top one on each face.
Stack pipes vents and chimneys are surrounded with metal flashing laid over tar.
Bend the 10 in.
Pull or cut off any nails.
Over the roof deck.
Then set the piece down.
Once even a small section of roofing cement fails you ll have a leak.
Install the underlayment as directed by the manufacturer then set the valley flashing on top of it.
Length to extend 5 in.
But it doesn t work that way.
Hammer one nail to the.
Pry and lift off the flashing.
To replace flashing around the vent pipe first remove the shingles covering the flange at the back and sides.
Nail it in place with two nails one.
Make corner flashing from step flashing.
Replace the shingles and cover the nail heads with roofing cement.
Once you ve shingled up to the sidewall cut a piece of step flashing at a 45ยบ angle from the outside corner to the bent seam.
Nail pieces of aluminum sheeting over holes that you can stick your finger through to protect roofing over holes from sagging dimpling cracking and leaking.
Nail through flashing into shingle do not extend flashing above top of shingle.
Position a new vent pipe flashing over the vent push it down into place and nail where shingles will cover it.
Fasten loose nails and cover exposed nail heads with roofing cement.
It may seem as if a single piece of flashing would offer more protection than many pieces of step flashing.
Renew flashing seals by chipping out old caulking and mortar along the edges of the flashing.
Before you apply the flashing you ll need to lay down a waterproof membrane.
Nail flashing to roof deck only.
Up the wall and 5 in.
