How To Do Lead Flashing On Pitched Roof

To install the roof wall flashing above the builder bent the top edge of the flashing into a 90 degree lip about 2 cm in width.

How to do lead flashing on pitched roof.

How to fix lead flashings. Fasten loose nails and cover exposed nail heads with roofing cement. Http www fixmyroof co uk install roof flashings step flashing this video shows the basic steps in maki. How to fit lead flashing.

Renew flashing seals by chipping out old caulking and mortar along the edges of the flashing. Begin by removing the shingles at the affected area and removing old flashing if present. That lip is then set into a reglet or groove in this case cut into the mortar joint of the brick wall above. Shape the lead flashing.

Then nail the new l shaped flashing under the builder s felt but above the fascia board. When fitting flashing where a flashing product hasn t previously been installed the mortar will generally need to be removed. 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. Do this for all 1 5mtr lengths.

Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt. Here is a guide on how to install lead flashing to your roof. Recaulk the joints between the roof and the flashing. Cut lead sheets to the regulation required length of 1 5mtr on the ground.

It may be quite a labor but it pays off with a strong 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. If a pitched roof is abutting a wall there are three measurements required when cutting and bending the lead work. Lots more helpful info on lead roof flashings here.

The chase depth this is the amount of lead that will poke into the gap between brickwork normally a few mm short of bottoming out for ease of fitting. The most common method of fixing lead flashings is to make a lead bung also known as a lead chock. Measuring lead roof flashing for a pitched roof.