While many shingles today are produced for durability many factors can accelerate the aging of shingles.
How often should a roof be replaced uk.
Unless it starts to leak or break apart you probably won t notice what s going on up there.
The prevailing weather is also a factor the drier the better and thatched roofs under trees can deteriorate more quickly as the sugars dripping off them can help bacteria to breed.
For example if your roof is not properly ventilated it can negatively impact your shingles.
As a rule of thumb most roofs can last for 20 25 years before they need to be replaced.
Your roof is at least 20 years old.
If your roof is made up of multiple layers of shingles and it s around 20 years or more you might want to have it replaced.
It also depends on whether or not a house has a single layer or multiple layers of shingles.
The roof just looks old and worn.
For instance a typical asphalt shingle roof lasts 20 to 25 years while a roof installed.
How often should a roof be replaced depends on several factors.
If your roof is constantly being pelted with hail it won t last as long as a roof that gets a bit of rain once in a while.
If you have a 40 year old roof there could be.
Before you make a replacement do your due diligence to ascertain that is what you need and ensure that you know the signs of a bad roofing job so that you re not stuck with a roof that you have to replace again soon.
That said there are many old tiled roofs which are still in service usually to preserve the character of a building but they will have been subject to an extensive overhaul and will need regular maintenance.
However regular inspection for potential problems is recommended twice a year according to the national roofing contractors association.
The lifespan of your roof will depend on its material and the weather conditions you live in.
The lifespan of a thatched roof depends largely on how well it was built how steep it is how often it is maintained and which material is used to construct it.
Sadly an often ignored part of the house is the roof.