Cracked asphalt roofing shingles your roof is at least 20 years old.
How often to replace shingle roof.
While many shingles today are produced for durability many factors can accelerate the aging of shingles.
These shingles often cost 150 200 per square.
Knowing when a roof was installed and what it s made of offers insight into how much life it has left.
To determine if your roof needs replacing start by inspecting the roof.
Generally the cheaper your roof the shorter the lifespan and the more likely it will need maintenance.
For instance a typical asphalt shingle roof lasts 20 to 25 years while a roof installed.
A basic 3 tab shingle is considered a 25 year roof.
With typical roof maintenance asphalt shingles will last about 15 to 18 years.
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 roof just looks old and worn.
You can expect architectural asphalt shingles to last a bit longer at an average of 25 to 30 years.
If you have a 40 year old roof there could be.
Laminate shingles can do a bit better averaging at about 24 to 30 years.
Most roofs with asphalt shingles will last an estimated 15 to 20 years.
However repairing just one section can creative disunity in the texture and color so the chicago homeowner might decide to replace the whole roof.
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.
Galvalume or metal roofing materials have an estimated lifespan of 30 to 45 years and concrete tile generally lasts between 30 and 50 years.
Wood shingles and metal do quite well 30 to 40 years and 30 to 45 years respectively whereas clay tiles can average out at around 50 years.
The most common and cost effective roofing material is the 3 tab asphalt shingle.
An asphalt shingle roof should last between 20 and 30 years says claude mcgavic executive director of the national association of home inspectors.
For example if your roof is not properly ventilated it can negatively impact your shingles.
If you see cracked or curling shingles the roof needs to be replaced before leaking occurs.
Most experts agree that a typical roof will last between 20 and 25 years.
First the biggest impact on the lifespan of your roof will be the material you choose.
When to replace an asphalt shingle roof asphalt shingles roofs can last between 15 and 30 years before they need to be replaced.