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Metal Roofs: How Long Do They Truly Last?

April 10, 2024 | 3 min. read

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Metal roofs have gained widespread popularity in recent years, touted for their durability, energy efficiency, and aesthetic appeal. In an age where homeowners are busy with work, school, family and more, a durable roof that lasts a lifetime is a necessity. 

But just how long can you expect a metal roof to last? And how do we make sure they live up to their marketed lifespan?

For over a decade, Rescue My Roof has been a leader in the roofing industry. While we don’t offer metal roof installation, our industry experts have walked homeowners through all roofing solutions – and we know a thing or two about metal roofing. 

In this article, we’ll delve into the factors that influence the lifespan of metal roofing and provide insights into why it’s often considered a long-term investment for homeowners. Ultimately, you’ll know if metal roofing is worth your investment.

Metal Roof Longevity

Metal roofing is renowned for its exceptional longevity, often outlasting traditional roofing materials such as asphalt shingles by decades. 

While the exact lifespan can vary depending on various factors, including the type of metal used, installation quality, and environmental conditions, metal roofs are generally expected to last anywhere from 40 to 70 years or more.

Factors Influencing Metal Roof Lifespan

As mentioned above, there are several factors that can decrease or increase a metal roof’s lifespan. Here are the top five factors you need to know:

1. Material Quality 

The quality of the metal used plays a significant role in determining the lifespan of a metal roof. High-quality materials such as galvanized steel, aluminum, and copper are known for their longevity and resistance to rust and corrosion.

2. Coatings and Finishes

Roofing professional painting a metal roof with a protective coating.

Many metal roofs are coated with protective finishes such as paint or ceramic granules to enhance durability and resistance to fading, chalking, and corrosion. 

Choosing premium coatings can extend the lifespan of the roof by providing an additional layer of protection against the elements and protects the roof from scratching and other damage. Scratching or damaging the finish on the panels will expose the fresh steel to dew or moisture in the air, causing them to rust. 

3. Installation Quality

Roofing professional installing metal roof panels.

Proper installation is crucial for maximizing the lifespan of a metal roof. Improper installation can lead to issues such as leaks, loose panels, and premature corrosion.

It’s essential to hire experienced and reputable roofing contractors who follow industry best practices to help you make the most out of your roofing system’s lifespan. 

4. Environmental Factors

Environmental conditions such as exposure to sunlight, humidity, saltwater, and pollution can impact the longevity of a metal roof. While metal roofing is highly resistant to weathering, certain environments may accelerate corrosion and necessitate more frequent maintenance.

For example, if you live in a relatively mild climate, your roof may last longer than those who live in an area with heavy snowfall or high-speed winds. Even though metal will stand up extremely well in those harsh conditions (and better than other materials), they can cause natural wear and tear on your roof. 

Choosing the right metal panel is key in helping you make sure you’re getting the right panel to handle your area’s environment and typical weather conditions.   

5. Maintenance and Care

Regular maintenance and inspection are key to prolonging the lifespan of a metal roof. 

While metal roofs are known for being low-maintenance, cleaning debris, removing algae or moss growth, and promptly repairing any damage can prevent minor issues from escalating into more significant problems.

For most homeowners, a simple visual inspection once or twice a year is enough to keep your roof in tip-top shape.

Is A Metal Roof Right For You?

The lifespan of a metal roof can vary depending on factors such as material quality, installation, and environmental conditions. However, with proper maintenance and care, metal roofs are known to last significantly longer than traditional roofing materials, making them a wise investment for homeowners seeking durability, energy efficiency, and long-term cost savings.

When considering a metal roof for your home, prioritize quality materials, professional installation, and ongoing maintenance to maximize its lifespan and enjoy years of reliable protection.

Learn more about metal roofing with “How Much Is A Metal Roof (2024 Ultimate Pricing Guide)” and “The Top 8 Problems With Metal Roofs.”

While Rescue My Roof does not currently offer metal roof installation, we are a platinum-level certified Atlas Shingle installer. If you’re looking for asphalt roof replacement or repair, we can help. Contact us today to get a free estimate