Roofer installs a metal roof under a sunset

Metal Roof Maintenance (Best Practices for 2024)


Posted By: Bondoc

Posted Date


When it comes to roofing options, metal roofs have gained popularity for their durability, longevity, and sleek appearance. While they may require less maintenance compared to some other roofing materials, they still need proper care to ensure they last a lifetime.

In today’s blog post, we will explore:

  • The pros and cons of metal roofing
  • How long you can expect a metal roof to last
  • Valuable metal roof maintenance tips
  • Signs of damage
  • When to call a professional for assistance

Understanding the Pros and Cons of Metal Roofs

close up of a black metal roof

Are you considering a metal roof? There are many benefits, and a few downsides that should be thoroughly considered before beginning your roof replacement. Here are just a few of them:

Pros of Metal Roofing

  • Durability: Metal roofs are known for their incredible durability, making them an excellent choice for homeowners looking for long-lasting roofing solutions. They can withstand harsh weather conditions, including heavy rain, snow, hail, and high winds.
  • Longevity: One of the standout advantages of metal roofs is their impressive lifespan. A properly installed and maintained metal roof can last 50 years or more, far surpassing the longevity of traditional asphalt shingle roofs.
  • Energy Efficiency: Metal roofs are reflective, which means they can help keep your home cooler during hot summer months by reflecting sunlight and reducing heat absorption. This reflective quality can lead to lower energy bills and a more comfortable living environment.
  • Low Maintenance: Metal roofs are relatively low-maintenance compared to other roofing materials. They require less frequent repairs and upkeep, saving homeowners time and money over the long run.
  • Environmentally Friendly: Metal roofing is recyclable, making it an eco-friendly choice. When it’s time to replace your metal roof, the materials can be recycled rather than ending up in a landfill.

Cons of Metal Roofing

  • Cost: Metal roofs tend to havea higher upfront cost compared to traditional asphalt shingle roofs. However, their long lifespan and energy efficiency can offset this initial investment over time.
  • Noise: Some homeowners may find that metal roofs are noisier during rain or hailstorms compared to other roofing materials. However, proper insulation and underlayment can mitigate this issue.
  • Expansion and Contraction: Metal roofing materials can expand and contract with temperature fluctuations, which may lead to loosening of fasteners and potential leaks if not properly installed.

How Long Does a Metal Roof Last?

One of the primary attractions of metal roofs is their exceptional lifespan. On average, a well-maintained metal roof can last anywhere from 50 to 70 years or more. The longevity of a metal roof depends on various factors, including the type of metal used, the quality of installation, and the local climate.

Here are some factors that can influence the lifespan of your metal roof:

  • Metal Type: Different metals have varying levels of durability. Common metal roofing materials include steel, aluminum, copper, and zinc. Steel is the most widely used due to its affordability and strength.
  • Coatings: Metal roofs are often coated with protective finishes to enhance their resistance to corrosion and damage. The quality and thickness of these coatings can affect how long your roof will last.
  • Maintenance: Regular maintenance, such as cleaning debris from the roof, inspecting for damage, and addressing issues promptly, can significantly extend the life of your metal roof.
  • Climate: Extreme weather conditions, such as heavy snowfall, hailstorms, and constant exposure to UV rays, can affect the lifespan of a metal roof. In regions with harsh climates, metal roofs may require more frequent inspections and maintenance.

5 Maintenance Tips for a Metal Roof

washing a metal roof

To ensure your metal roof continues to provide the benefits of durability and longevity, follow these maintenance tips:

1) Regular Inspections

Perform visual inspections of your metal roof at least twice a year, ideally in the spring and fall. Look for signs of damage, loose fasteners, and areas that may need attention.

2) Keep It Clean

Remove debris, leaves, and branches from your roof to prevent water from pooling and causing rust or corrosion. Use a soft-bristle brush or a leaf blower to avoid scratching the surface.

3) Check for Loose Fasteners

Tighten any loose screws or fasteners to prevent them from becoming a source of leaks or damage during expansion and contraction.

4) Address Rust Spots

If you notice any rust spots, remove them with a wire brush and apply a rust-inhibiting primer and paint to protect the metal.

5) Trim Overhanging Branches

Trim tree branches that hang over your roof to prevent damage from falling limbs and excessive leaf debris.

Signs of Metal Roof Damage

Even with regular maintenance, metal roofs can develop issues over time. It’s essential to be vigilant and identify signs of damage early to prevent more extensive problems. Here are some common signs of metal roof damage:

  • Leaks: Water stains on your ceilings or walls are clear indicators of a roof leak. Address leaks promptly to prevent further interior damage.
  • Rust or Corrosion: Rust spots or corrosion can weaken your metal roof’s integrity. Remove rust and apply a protective coating to affected areas.
  • Loose or Missing Fasteners: Loose or missing screws and fasteners can allow water to infiltrate your roof. Inspect and repair these issues promptly.
  • Dents and Punctures: Hailstorms or falling objects can cause dents and punctures in your metal roof. These areas should be repaired to prevent further damage.
  • Damaged Flashing: Damaged or deteriorating flashing around roof penetrations (such as vents and chimneys) can lead to leaks. Replace damaged flashing as needed.

When to Call a Professional

While some minor maintenance tasks can be handled by homeowners, certain issues require the expertise of a roofing professional. Here are situations in which you should call a professional:

Severe Damage:

If your metal roof has sustained significant damage from a storm, falling tree, or other catastrophic event, it’s best to have a professional assess the extent of the damage and recommend repairs or replacement.

Persistent Leaks:

If you have recurring leaks despite attempts to repair them, it’s time to consult a professional. They can identify the source of the problem and provide a lasting solution.

Roof Replacement:

When your metal roof reaches the end of its lifespan, a professional can guide you through the replacement process, ensuring it is done correctly and efficiently.

Complex Repairs:

Complex issues, such as extensive rust or corrosion, may require specialized equipment and expertise that only a professional roofing contractor can provide.

Professional Metal Roof Maintenance

Maintaining a metal roof is essential to maximize its lifespan and enjoy the many benefits it offers, including durability and energy efficiency. With proper care, your investment in a metal roof can pay off in the form of a beautiful and long-lasting roofing solution. But if you are looking for roof maintenance from a professional that you can trust, look no further than Bondoc Roofing! Contact us today to learn more about our commercial and residential metal roofing services!

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