There s no a simply answer.
How often to change roof.
Generally the cheaper your roof the shorter the lifespan and the more likely it will need maintenance.
It also depends on whether the old roof was removed and you only have one layer of shingles and if it is properly ventilated.
The entire roof is sagging.
How often should you replace your roof.
5 upgrades to consider when re roofing your home.
Unless it starts to leak or break apart you probably won t notice what s going on up there.
First the biggest impact on the lifespan of your roof will be the material you choose.
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.
However regular inspection for potential problems is recommended twice a year according to the national roofing contractors association.
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.
Sadly an often ignored part of the house is the roof.
On average your roof should last you between 20 and 50 years.
If the roof was installed over another layer or several layers and it is older than 20 years chances are you need a new roof.
How often should you replace your roof.
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.