Install an aluminum sublayer around the chimney or vent and have the flashing extend 6 inches up the sides of the chimney.
Installing lead flashing on tiled roof.
Apron flashings if you are new to roofing or fitting roof flashings this really is a bread and butter place to start master this and the slightly more difficult flashings like step flashings will seem a lot easier.
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.
Shape the lead flashing.
Cut lead sheets to the regulation required length of 1 5mtr on the ground.
Now cut a piece of milled lead to around 1 2m long with the measured distance as the width of the lead.
Any longer than 1 2 metres long and the lead will be harder to shape and more likely to split over time.
Create a pan effect with the flashing folding it to extend 2 inches under the clay tiles.
When fitting cover flashings to a flat roof like the.
Dress the lead to the required angle with a lead beater.
Click pic to enlarge the video below will show you how to fit lead roof flashing like the ones seen in the picture above.