Roofing • Siding • Windows & Doors • Eavestroughs
169–1235 Fairview St., Burlington, ON L7S 2K9. Canada

The Advantages and Disadvantages of Metal Siding

Posted by
Jan 26, 2024

When planning a renovation, new siding is often on the list. It is one of the first things people notice and plays a significant role in the first impression of your home. But the importance of siding goes beyond mere aesthetics as it is a bit like the armour for your house to protect it from nature and the elements.

Metal siding rarely comes up first, and many homeowners connect metal siding with industrial buildings, not private homes. This blog will look at the pros and cons of metal siding to help you make an informed decision, and you might be surprised by the versatility of metal siding.

What Is Metal Siding

Metal siding is a contemporary and versatile exterior cladding option, distinguishing itself through sleek aesthetics and robust functionality. Metal siding has its roots in modern architecture and industrial design. Originating as a pragmatic solution for commercial and industrial structures, its evolution is now extending to residential applications, transforming the facades of homes with a touch of urban sophistication.

Known for its durability, low maintenance requirements, and adaptability to various architectural styles, metal siding has become a go-to choice for those seeking a harmonious blend of form and function in their exterior design.

Metal siding is typically crafted from materials such as aluminum, steel, or zinc, each chosen for its specific properties. These materials undergo galvanization or coating to enhance their corrosion, rust, and weathering resistance. The result is a robust outer layer that can withstand the challenges posed by diverse climates and environmental conditions.

Metal siding has various profiles, including panels, shingles, and vertical or horizontal boards. The installation process involves attaching these metal elements to the building's framework. This can be achieved through different methods, such as interlocking panels, screws, or clips, ensuring a secure and weather-tight fit.

Advantages of Metal Siding

Metal siding is a contemporary and resilient choice for exterior cladding, offering many advantages contributing to its widespread popularity. Here are some notable pros associated with opting for metal siding:


Metal siding's durability stems from its resistance to elemental wear and tear. It withstands adverse weather conditions, such as heavy rain, snow, and hail, without succumbing to rot or decay. Its robust nature maintains its structural integrity over time, contributing to a long-lasting and resilient exterior.

Low Maintenance

A significant advantage of metal siding is its low maintenance requirements. Unlike wood or other materials needing frequent painting or staining, metal siding maintains its appearance with periodic cleaning. This results in reduced upkeep costs and time investment for homeowners.

Weather Resistance

Metal siding serves as a reliable barrier against the elements. The tight seams and interlocking systems prevent water infiltration, safeguarding the structure from potential water damage. This weather resistance ensures a secure and dry interior, promoting the longevity of the building.

Fire Resistance

The inherent fire resistance of metal siding is a crucial safety feature. In regions prone to wildfires or for those prioritizing fire-resistant construction, metal siding provides an added layer of protection, contributing to the overall safety of the property.


Versatility in Design

Metal siding offers a diverse range of design options. It caters to various architectural styles and is available in multiple profiles, colours, and finishes. Whether aiming for a sleek, modern aesthetic or a more traditional look, metal siding allows for customization that aligns with individual design preferences.

Environmentally Friendly

The recyclability of metal makes it an environmentally friendly choice for siding. The ability to recycle metal siding at the end of its lifespan contributes to sustainable building practices, reducing the environmental impact associated with construction materials.

Energy Efficiency

Metal siding, when paired with proper insulation, can enhance the energy efficiency of a structure. Its reflective properties reduce heat absorption, potentially lowering cooling costs during warmer seasons. This energy-efficient feature adds to the overall eco-friendliness of metal siding.

Long Lifespan

Metal siding's long lifespan is a testament to its durability and resistance to deterioration. It can endure for several decades when installed and maintained correctly, providing homeowners with a reliable and enduring exterior cladding solution.

Cost-Effective Over Time

Despite potentially higher upfront costs compared to some alternatives, the long-term cost-effectiveness of metal siding becomes evident. Reduced maintenance and repair expenses, coupled with its extended lifespan, result in overall savings for homeowners over the years.

Resistance to Mould and Mildew

Metal siding's resistance to moisture makes it an inhospitable environment for mould and mildew growth. This is particularly advantageous in humid areas where other siding materials may be prone to these issues. The resistance to mould and mildew contributes to a healthier indoor environment and a lower risk of structural damage.

Disadvantages of Metal Siding

While metal siding boasts numerous advantages, it's essential to consider potential drawbacks before deciding. Here are some cons associated with metal siding:

Initial Cost

The initial cost of metal siding, including materials and installation, can be higher than alternatives such as vinyl siding, composite siding or wood siding. While the durability and low maintenance costs over time may justify the initial investment, budget considerations may influence decision-making.


Metal siding, particularly aluminum, is susceptible to denting, especially in areas prone to hailstorms or where falling debris is a concern. While some metals, like steel, offer more resistance to dents, the risk remains, potentially affecting the appearance of the siding.

Colour Fading

Prolonged exposure to sunlight can lead to fading metal siding colours over time. This can impact the property's visual appeal and may require homeowners to invest in repainting or refinishing to maintain the desired aesthetic. Choosing fade-resistant coatings can mitigate this issue.

Difficulty in Repair

Repairing metal siding can be more intricate than vinyl or wood. Achieving a seamless match in colour and finish with existing panels can be challenging, and visible patches may disrupt the uniform appearance of the siding, requiring careful consideration during repairs.

Expansion and Contraction

Metal expands and contracts with temperature fluctuations. This movement can lead to the siding buckling or warping in extreme climates. Proper installation techniques and allowances for expansion and contraction are crucial to minimize the risk of these issues affecting the siding's appearance and functionality.

Limited Insulation

Metal's conductivity makes it a less effective insulator than wood or insulated vinyl. Additional insulation may be required to achieve desired energy efficiency levels, potentially adding to the overall cost of the siding project.

Siding Installation & Repair

Ultimately, the pros and cons of metal siding show a material that stands at the intersection of modern design and practical functionality. The durability, low maintenance requirements, and diverse design options make metal siding appealing for those seeking a contemporary and resilient exterior cladding solution. However, potential drawbacks such as the initial cost, susceptibility to dents, and considerations like colour fading and repair challenges underscore the importance of informed decision-making.

In conclusion, wood siding has many considerable benefits and drawbacks you should consider before deciding. The natural aesthetics and versatile design options make wood siding appealing, offering a timeless connection with nature and the flexibility to suit diverse architectural styles. Its renewability, insulation properties, and repairability add to the pros, fostering sustainability and ease of maintenance. However, you have to consider the potential challenges, including the need for diligent maintenance, susceptibility to insects and rot, and the material's sensitivity to weather.

Custom Contracting, with our expertise in installation and repair, ensures a meticulous approach to address these considerations. Our seasoned experts bring unmatched expertise to every project, from planning over material selection to the installation to ensure it is done right the first time. But our responsive repair solutions, addressing minor and comprehensive issues, guarantee a restored and revitalized exterior.

Custom Contracting has over 20 years of experience in roofing and exteriors with unmatched customer service. We only use the best products supplied to us directly from the manufacturers. You will not have to worry about shoddy construction or low-quality products. Everything we use must meet or exceed the CSA and/or the Energy Star Standards. Also, check out our financing solutions.

Call us at 289-212-6569 or fill out our convenient online form to find out how we can help you with all siding services.


More reviews

Contracting Done Right

  • Roofing
  • Siding
  • Windows & Doors
  • Eavestroughs
If you’re ready to get started...

Set up your
Free Estimate!

Or call 877-220-1655 for details.
Book Your Free Consultation
Roofing • Siding • Windows & Doors • Eavestroughs
169–1235 Fairview St., Burlington, ON L7S 2K9. Canada