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Writer's pictureColorado Metalist

Comparing Steel vs. Aluminum Deck Railings: Which is Best?


Aluminum vs steel railings

When it comes to choosing deck railings for your outdoor space, two popular materials often come to mind: steel and aluminum. Both offer durability and aesthetic appeal, but each has its own unique characteristics that may make it more suitable for your specific project. In this blog, we'll compare steel and aluminum deck railings to help you make an informed decision.


Steel railings are known for their strength and durability. They can withstand heavy impacts and extreme weather conditions, making them an excellent choice for high-traffic areas or regions prone to severe storms. Steel railings also offer a classic, robust appearance that can complement various architectural styles. However, steel is heavier than aluminum, which may require additional structural support during installation.


Aluminum railings, on the other hand, are lightweight yet still offer impressive strength. Their low weight makes them easier to install and puts less stress on the deck structure. Aluminum is naturally resistant to corrosion, making it an ideal choice for coastal areas or regions with high humidity. It's also low-maintenance, requiring only occasional cleaning to keep it looking its best.


When it comes to customization, both materials offer a range of options. Steel railings can be powder-coated in various colors or left with a raw, industrial look. They can also be fashioned into intricate designs for a more ornate appearance. Aluminum railings are available in a wide array of colors and finishes, and can be easily shaped into different styles to suit your aesthetic preferences.


Cost is another factor to consider. Generally, steel railings tend to be more expensive than aluminum due to the material cost and the labor-intensive installation process. Aluminum railings are often more budget-friendly, both in terms of initial cost and long-term maintenance expenses.


Longevity is a crucial aspect when choosing deck railings. Steel railings, when properly maintained and protected from rust, can last for decades. However, they may require periodic repainting or refinishing to maintain their appearance. Aluminum railings have a longer lifespan with minimal maintenance, as they don't rust and retain their color and finish for many years.


Environmental considerations may also play a role in your decision. Aluminum is 100% recyclable and requires less energy to produce than steel, making it a more eco-friendly option. Steel, while also recyclable, has a higher carbon footprint in its production process.


Ultimately, the choice between steel and aluminum deck railings depends on your specific needs, budget, and personal preferences. Steel offers unmatched strength and a classic look, while aluminum provides lightweight durability and low maintenance. Consider factors such as your local climate, desired aesthetic, budget, and long-term maintenance requirements when making your decision. Whichever material you choose, both steel and aluminum can provide safe, attractive railings that will enhance your outdoor living space for years to come.


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