Embed the corner step flashing in the caulk and nail it to the roof with two roofing nails.
Caulking flashing around chimney.
Most often when a chimney leaks the leak originates in that spot.
Snip and bend a piece of prebent 8 in.
In the second layer more sheet metal is inserted into the chimney mortar joints and folded over to cover the first layer.
Proper flashing around a chimney includes two layers.
The first is called step flashing.
Turbo poly seal makes it easy to seal between the bricks and it makes a perf.
Around the front corner as shown.
Flashing is your main defense against leakage so you want to make sure it is securely fastened and that there are no holes or gaps.
Chimney flashing is the layer of sheet metal that connects the roof to the chimney.
Getting the right sealant on your flashing is the best bet.
Effective roof flashing around a chimney includes two layers.
Next comes the counterflashing.
Silicone caulk w caulking gun.
One laying involves tightly playing sheet metal around the chimney edges.
A second layer of metal is embedded in the chimney mortar joints and folded down to cover the top of the step flashing.
Sections of l shaped sheet metal are woven into the shingle courses and lapped up the side of the chimney.
Look for areas where water might be getting in gaps bent flashing holes made by roofing nails etc.
Apply a jelly bean size dollop of caulk at the corner where the chimney meets the roof.