In older homes flashing is often made of roof cement or tar but it s a good idea to upgrade to a metal flashing system for added durability.
How often to change roof.
It also depends on whether the old roof was removed and you only have one layer of shingles and if it is properly ventilated.
5 upgrades to consider when re roofing your home.
Small leaks can be patched but larger ones structural damage and the age factor might make it wise and cost efficient to replace your roof sooner rather than later.
Generally the cheaper your roof the shorter the lifespan and the more likely it will need maintenance.
On average your roof should last you between 20 and 50 years.
It is also crucial to pay attention to red flags that could indicate the presence of damage.
How often should you replace your roof.
There s no a simply answer.
First the biggest impact on the lifespan of your roof will be the material you choose.
The entire roof is sagging.
When determining if you need a roof replacement it is important to consider all aspects of your roof such as its age condition and how well you maintain it.
Most experts agree that a typical roof will last between 20 and 25 years.
Unless it starts to leak or break apart you probably won t notice what s going on up there.
How often should you replace your roof.
However regular inspection for potential problems is recommended twice a year according to the national roofing contractors association.