How To Secure Flashing On Roof

Renew flashing seals by chipping out the old mortar and caulking along the edges of the flashing.

How to secure flashing on roof.

The metal flashing must overlap the material not the other way around. Bend the corner flashing tightly around the corner. Step 1 safely get on the roof to seal your roof flashing you first have to get on the roof. Bend it down and back to sit flat on the corner.

Once you ve shingled up to the sidewall cut a piece of step flashing at a 45º angle from the outside corner to the bent seam. Apply a thin bead of silicone around the opening of the vent pipe area and lay the membrane in place. Bend it back so that it. Nail it in.

Next cut a piece of flashing that s several inches larger than the hole and secure it overtop of the hole using roof cement. Then sink two nails in the wall near the top one on each face. Take a second piece of flashing and set it down in place. Use special masonry caulk to seal the joints between the flashing and the chimney.

Before attempting to get to the roof you must make sure that the ladder is secure. Next place your vent flashing on top of the membrane. Re caulk your chimney flashing. Recaulk the joints between the roof and the flashing.

In order to do so safely you will need an extension ladder and rubber soled non slip shoes. Seal the seam between the cap and step flashing with urethane roofing cement or silicone caulking compound as shown at right. Renew flashing seals by chipping out old caulking and mortar along the edges of the flashing. Fasten loose nails and cover exposed nail heads with roofing cement.

How to install step flashing with a wall corner. Add another liberal coating of roof cement around the outside edges of the patch to form a water tight barrier. It s much easier to reseal the flashing than it is to patch a water stained wall or ceiling. Make corner flashing from step flashing.