A typical roof to chimney flashing will consist of two parts.
Flashing around a rock chimney on a metal roof.
I am flashing this chimney on a standing seam metal roof.
I use the shingle lap method.
A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit.
Install two layers of butyl tape sealant under perimeter of pan flashing.
This is our sixth video in our series on metal roofing involving chimney flashing.
The lower step flashing.
Cut the bottom of the sidewall flashing at 45 degrees and the top such that it will bend around the uphill side of the chimney.
Along the bend at both ends so that the flashing bends around the chimney at the bottom and overlaps at the ridge.
On each end of the pan flashing cut about 1 1 2 in.
Slide sidewall flashing into place and fasten into the chimney with masonry anchors.
Bend a piece of cap flashing to fit around the top corner of the chimney and add the cap flashing across the back of the chimney.
It s typically made of thin pieces of impenetrable material which inhibits water leaking around the chimney preserving the building from moisture and mold issues.
Cut the side cap flashing to fit the angle of the roof so it overlaps each lower cap flashing at least 2 in.
Chimney boot for a metal roof.
Comprised of step tins rubber or some other type of membrane.
And the upper counterflashing.
Pound the flashing into the grooves and fasten with the drive in expanding anchors.
Flashing is a method of weatherproofing the base of a chimney.
Repeat sidewall flashing on opposite side of the chimney.
The first part is a one piece pan that is bent at a right angle and laid with one leg against the chimney and the other on the roof.
Meaning that each layer should lap on top of the lower.
Each leg should be about 6 in.
