Details concrete masonry roofing wrb flashing.
Installing lead flashing on a roof.
Having taken the measurements on the roof of the required folds in the lead to fit the job being done using a length of timber mark out the lead along the width of the roll to fold it.
26 gage 0 019 inches 0 5 mm corrosion resistant sheet metal and shall extend 10 inches 254 mm from the centerline each way for roofs having slopes less than 12 units vertical in 12 units horizontal 100 percent slope and 7 inches 178 mm from the centerline each way for slopes of 12 units.
One common method is to lay the edge metal under the eaves membrane and over the rake.
4 inches should go up the house wall and 4 inches should go on top of the porch roof shingles.
This is made by rolling up a 25mm or less strip of lead into an oval shape just wider than the mortar chase you are fixing and then driving it below the surface of the bricks to form a wedge.
Roof shingle over step flashing.
Flashing is generally installed at any joints or edges in the roof where water could otherwise work its way in.
Bend the corner flashing tightly around the corner.
Improper installation can also contribute to issues with roof flashing.
Protect the eave from ice dams and sideways rain step one in steep slope roofing is the edge flashing.
If you do not wish to form your own corner flashing you can buy pre bent pieces and cut them to size or use a piece of corrugated aluminum which is easier to bend.
Typically flashing is installed using roofing nails and roofing cement.
If the flashing is loose cracked or worn it can lead to leaks and cause damage to your roof and home in los angeles ca.
Do this for all 1 5mtr lengths.
Dress the lead to the required angle with a lead beater.
The most common method of fixing lead flashings is to make a lead bung also known as a lead chock.
Use the metal break tool to bend the flashing lengthwise in the middle according to the angle of the roof joint.
Most flashing is 8 inches wide.
How to fix lead flashings.
Step flashing on roof peak.
Roof flashing shall be not less than no.
In order to properly install new flashing you ll have to remove the shingles surrounding your old flashing and then re lay them after installation.
