For instance a typical asphalt shingle roof lasts 20 to 25 years while a roof installed over an existing layer of shingles should be replaced after 20 years.
Should flashing be replaced with new roof.
Otherwise the siding installer will need to be extra cautious with the new roof.
Flashing serves a single.
Typically a roofer will replace step flashing on a new roof.
If you come across a roofing company that does not install new skylights when they install a new roof it s in your best interest to look elsewhere.
In this sense it seems more practical to install the siding first.
On the other hand you ll find some siding parts need to be nailed down under the roof shingles.
The suburban skyline roof.
Installing new shingles is a major investment for most homeowners so it makes good sense to take steps to protect the integrity of the roof for as long as possible.
After all it keeps water out of the building.
Gutter flashing should almost always be replaced unless you don t want to remove decorative guttering because it is attached with spikes or screws through the existing drip edge.
And while nobody likes having to pay to replace a roof the critical and aesthetic function it serves should help ease the pain of spending 8 000 to 20 000 on the work.
Also your roofer should not layer new flashing on top of the old flashing.
Listed below are 5 reasons why you should replace your skylights when you replace your roof.
If this is the case with your home overlay the current drip edge with a new gutter apron and cut the bottom edge of it to accommodate the spikes.
Sometimes customers even try to salvage old worn out skylights so that they can save money too.
Some roofing components such as the flashing are easier to install without the siding.
Some types of flashing like step flashing may be more challenging to reuse because it is harder to separate from the old shingles without denting or otherwise damaging it.
But if the nails at the base are missing or pulled free and the boot is in good shape replace them with the rubber washered screws used for metal roofing systems.
The flashing is nailed to the roof and it is critical that the nail placement is proper or it will result in leaks.
With any of these problems you should buy a new vent boot to replace the old one.
