Roof Flashing On Top Of Shingles

Nail it in place with two nails one.

Roof flashing on top of shingles.

If you are a drop of water being blown along the roof shingles toward that flashing if you are propelled with much velocity of course you will go under the flashing. Use a flat pry bar. Then set the piece down. Flashing is installed to surround roof features such as vents.

Step flashing should always be used where the roof deck meets a sidewall. Base flashing is installed over underlayment but under siding and shingles so you may not be able to see it from the ground. There is a valley on the roof right to the left of the garage you can t see it in the picture but it too had flashing put on top of the shingles. This how to video explores proper roof flashing installation for shingle roofing applications.

I called the city inspector he said he made a. Roof penetrations should only be installed before the roof covering is installed. Ensure it sits flat and extends at least 8 inches above the shingles. How to install step flashing with a wall corner step three.

Remove air vents and pipe flashings by prying out or unscrewing the fasteners holding the fixture. Apply roofing cement to the back of the flashing then nail it into place keeping all nails a minimum of 6. Don t mistake this condition for headwall flashing routed beneath the shingles and call it a defect. Cut the flashing into 6 to 8 foot lengths to help prevent buckling after installation.

If a shingle is. Base flashing is one length of flashing that is bent along the length to match the pitch of the roof. Flashing should overlap the roof covering material but on asphalt shingle roofs for aesthetic reasons the part of the headwall flashing that extends down over asphalt shingles is often covered with a course of shingle tabs. Remove the ridge caps.

Align the step flashing with the leading edge of the starter course and nail it in place using one nail in the upper corner. How to do it remove caps. Flashing is installed to surround. Install the step flashing before running the first row of shingles install a piece of step flashing along the sidewall so that it sits tightly against the roof.

Bend it back so that it overlaps the corner flashing. Rule 101 sub a. Hence the reason for step flashing each piece is under it s corresponding roof shingle course and on top of the flashing piece below it. Doing it now will make it easier to keep the reroofing job clean.