Roof Flashing Under Shingles

Have to pull some nails if the shingles are existing.

Roof flashing under shingles.

Recaulk the joints between the roof and the flashing. The edge of the roof has thin metal flashing that helps water drip off. This is what i like to see for square flashing there is a better circular flashing ecrofutt erby crofutt june 17 2009 1 55pm 7. Also the flashing runs along the main part of the edge and extends about a 1.

Open valleys have metal flashing to protect this critical area of the roof. Flashing serves a single. The flashing needs to be installed before installing the roof shingles the metal flashing is formed with a hook edge and cleated on 12 centers the flashing extends up the wall at least 4 the flashing extends onto the roof a minimum of 2 inches 4 inches is preferable in more severe climate areas. Unfortunately it has deteriorated and needs to be replaced.

Position the flashing with the lower edges atop the carport roof panels along the transition. Installing new shingles is a major investment for most homeowners so it makes good sense to take steps to protect the integrity of the roof for as long as possible. Flashing against a vertical sidewall shall be by the step flashing method. At the end of the vertical sidewall the step flashing shall be turned out in a manner that directs water away from the wall and onto the roof and or gutter.

At the bottom of the roof water needs to be directed. Then replace and fasten the flashing and reinstall the shingles with the proper overlapping procedure. The problem is that the old flashing is nailed to the roof under the shingles. Step flashing is made up of each piece is slid under a shingle tab going up the roof.

Do a google and. It s much easier to reseal the flashing than it is to patch a water stained wall or ceiling. The flashing shall be a minimum of 4 inches 102 mm high and 4 inches 102 mm wide. The correct way to flash at the shingles in the area you indicated is using step flashing.

To do this you will also have to remove several rows of shingles as well as the old flashing. Nail the upper edges of the flashing to the roof sheathing where the shingles were removed with 6 penny. Step flashing protects the gap where roofs meet walls by weaving into the roof shingles. Badly corroded flashing will need to be replaced.

Rain should run off the roof and into the gutter.