A new roof is one of the most important investments you can make to protect your home, and while asphalt shingles may be the most common and affordable option, you may also find yourself asking “how long do asphalt shingles last?” Let’s take a look at just how long new asphalt shingles are supposed to last, and how long they can last under ideal circumstances, as well as a few common indications that your roof may need some work.
How Long Do Asphalt Shingles Last?
In most cases, the manufacturer will warranty their shingles for ~25 years. The exact length of the warranty will depend on the manufacturer, whether dimensional shingles or tabbed shingles are used, and how they were installed. With the proper professional installation, you should expect to see a lifespan that is incredibly close to the maximum expected life and the duration of the warranty.
One of the biggest factors in how long asphalt shingles last is how they were installed. While many people feel confident enough to try installation themselves, this is rarely a good idea, and in some cases, it may even completely negate the manufacturer’s warranty.
Many manufacturers of asphalt shingles stipulate that the shingles must be installed by a trained, licensed professional, and for good reason. If asphalt shingles are installed incorrectly or are not vented correctly, it can lead to failure and water penetration. Just a single point of failure in the roofing material can lead to extensive roof damage, and the need to replace the shingles well before they should need to be replaced.
Factors That Affect How Long Your Asphalt Shingles Will Last
Knowing that your shingles should last you close to 25 or 30 years, here are some points to consider when estimating how long your shingles will actually last once installed.
Is your attic properly vented to allow heat & air exchange?
Too much heat build-up in your attic can cause premature shingle failure and other roof damage.
Was the roofing installed by an experienced contractor?
Buying the right shingles is only half the battle, you also need to make sure they are installed in alignment with industry best practices and any warranty requirements.
Does your home experience severe weather?
It’s no secret that Chicago experiences its fair share of extreme weather. High winds and hail can reduce the expected lifespan.
What direction will the shingles be facing?
East and west-facing roofing will have much less exposure to the intense sun than south-facing roofs.
Do you generally keep up on roofing repairs & maintenance?
Maintenance of the roof and gutters are important. Leaving storm debris on the roof, for example, will result in shingles remaining wet
Signs That Your Asphalt Shingles Need To Be Replaced
Any of the following signs are positive indications that you should have your roof professionally inspected and serviced.
Your shingles were damaged in recent storms
If your home was recently subjected to severe wind, hail, or other types of storm damage will generally need inspection and potential replacement.
You are seeing premature failure in parts of your shingled roof
Seeing missing shingles, or shingles that always appear damp or wet compared to others is a sign there could be damage.
Your existing asphalt shingles are 20 years old or more
Even if well cared for, there will be a point when your shingles simply reach the end of their lives.
Count On Local Experts To Give Your Asphalt Shingles The Longest Life
If you have seen some signs that your existing roofing materials may need to be replaced, getting help as soon as possible is crucial to preventing further damage. Instead of asking the internet important questions like “how long do asphalt shingles last”, contact a professional Chicago roofing expert to have all your questions answered, and get your free estimate today.