Metal roof flashing can be use to seal gaps between roof walls.
Repair roof flashing against wall.
Metal roof flashing is a galvanized sheet metal bent at right angles with about eight to 12 inches on each side of the angle.
Each short section of flashing channels water over the shingle downhill from it.
There are various ways to do roof flashing depending on which part of the roof you are flashing.
Once the flexible flashing is set i apply a piece of housewrap along the wall where the fascia.
But if the flashing rusts through or a piece comes loose water will run right behind it and into the house it goes.
Step flashing is used along walls that intersect the roof.
Materials needed for roof flashing where roof meets wall.
Then slide it up the roof preferably on top of the damaged flashing.
I cut the tape so that it laps onto the housewrap above and 3 in.
It is commonly used in two story and side split houses.
First snip the new flashing with your shearers then bend it to a 90 degree angle.
Rusted flashing needs to be replaced.
We will take a look at how to install roof flashing against a wall in this article.
If there were no flashing against these walls water could slowly drip into the crevice between the wall and the roof and potentially into the home.
These kinds of houses often have a roof that butts against a wall.
I use a wide piece of flexible flashing tape to protect the area between the subfascia and the wall.
Adhere it using your flashing cement.
Damaged or improperly installed roof flashing especially around the chimney or dormer is one of the most common causes of roof leaks.
Step flashing is preferred over continuous flashing for roof flashing where the roof meets the wall.
Above the roof sheathing.
There are three different types of roof flashing repair.
Below are two photographs of roof wall step flashing completed and effective of a slate roof against a brick wall below left and in process with step flashing against a dormer sidewall before the dormer siding has been put in place below right.