Screw the pan flashing to the roof with gasket screws.
How to install a metal roof flashing around a chimney.
Trace the outline of the base of the rubber boot onto the metal roof with a pencil.
Remove the rubber boot.
Rivet the pan flashing to the sidewall flashing.
A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit.
Step flashing on roof peak.
If you do not wish to form your own corner flashing you can buy pre bent pieces and cut them to size or use a piece of corrugated aluminum which is easier to bend.
Cut and fold pan flashing to fold up the back of the chimney and over the sidewall trim.
To help you install chimney flashing on a metal roof here are some tips for you.
Once the pan flashing is in place nail it to the roof sheathing and lay the shingles over the flashing.
Bend the corner flashing tightly around the corner.
Square step flashing to fit 1 1 2 in.
Apply a jelly bean size dollop of caulk at the corner where the chimney meets the roof.
Roof shingle over step flashing.
Along the bend at both ends so that the flashing bends around the chimney at the bottom and overlaps at the ridge.
Trim the flashing in the center of the rubber boot with a roofing knife so it fits snugly around the pipe.
Place a second piece of 8 inch 20 3 cm flashing against the chimney.
On each end of the pan flashing cut about 1 1 2 in.
Secure a shingle over the corner flashing using a hammer and roofing nail.
Around the front corner as shown.
Slide the rubber boot over the pipe to check the fit.
The flashing should partially overlap the shingle that covers the first piece of flashing.
Secure a shingle over the second piece of flashing with a nail.
Hammer 2 roofing nails into the flashing and roof.
Snip and bend a piece of prebent 8 in.
Fasten cleat with pancake head screws.
Embed the corner step flashing in the caulk and nail it to the roof with two roofing nails.
