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.
How often do i need to replace my roof.
There are a lot of determining factors such as environmental and what underlayment is used.
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.
Your roof is at least 20 years old.
It also depends on whether the old roof was removed and you only have one layer of shingles and if it is properly ventilated.
You can expect architectural asphalt shingles to last a bit longer at an average of 25 to 30 years.
After 45 75 years slate roofing is rarely subject to an entire roof replacement.
For example if your roof is not properly ventilated it can negatively impact your shingles.
20 21 family handyman.
Most experts agree that a typical roof will last between 20 and 25 years.
How long will your roof last.
A tile roof built using today s standards and guidelines should last a minimum of 15 years with most lasting up to 30 years.
If you have a 40 year old roof there could be.
An asphalt shingle roof should last between 20 and 30 years says claude mcgavic executive director of the national association of home inspectors.
Galvalume or metal roofing materials have an estimated lifespan of 30 to 45 years and concrete tile generally lasts between 30 and 50 years.
If your roof is that old it s likely that it wil need replacement soon enough.
While many shingles today are produced for durability many factors can accelerate the aging of shingles.
After all it keeps water out of the building.
An annual inspection is prudent as repairing small defects such as broken tiles or loose fastenings will ensure a long lasting roof.
Two major signs of imminent roofing replacement are powdering on the underside and major delamination or flaking.
Visible signs of aging on a 3 tab asphalt shingle roof.
The roof just looks old and worn.
Often there s old hardened caulk where the two pieces overlap at the inside corner but this roof fix doesn t mean a complete roof replacement maybe a spot fix at best.
For instance a typical asphalt shingle roof lasts 20 to 25 years while a roof installed.
Some might even need a full roof replacement earlier.
Knowing when a roof was installed and what it s made of offers insight into how much life it has left.