DIY Network

How to Add New Flashing

The seal between the chimney and the roof can be a potential site for leaks if water doesn't shed away properly. Here are some basic steps for installing counter flashing to further waterproof a roof.

More in Remodeling


  • screws
  • metal flashing


  • measuring tape
  • caulking gun
  • hammer drill
  • masonry bit
  • tin snips