What is Chimney Flashing

Chimney Flashing Creates a Seal between the Chimney and Roof to Prevent LeaksBy Mark J. DonovanIf you look closely at a where a chimney abuts a roof you will notice stepped metal climbing up from the roof and onto the chimney wall. That metal is referred to as chimney flashing and it is used to create a leak free seal between the chimney and the shingled roof.Chimney flashing is installed when