How to Age Corrugated Metal

Do you have some corrugated metal around your home that is in need of an aged look? Whether it’s for a project or simply for aesthetics, giving a piece of corrugated metal an aged patina is not as complicated as one might think. With a few simple and inexpensive supplies, the DIYer in you can easily create a beautiful aged finish on any surface.

How to Age Corrugated Metal

In this blog post on how to age corrugated metal, we’ll cover all the steps involved from prepping to finishing to help you age your own corrugated metal with ease!

What is Corrugated Metal?

Before we jump into the process of aging corrugated metal, let’s first understand what it is. Corrugated metal is a type of sheet metal that has been formed into a specific pattern to create ridges and valleys. This pattern not only adds strength and durability to the metal but also gives it a unique appearance. It is often used in roofing and siding applications for both residential and commercial buildings.

Why Age Corrugated Metal?

Aged corrugated metal has a rustic and weathered look that adds character and charm to any project. Whether you’re using it for a DIY wall panel, furniture piece, or outdoor decor, the aged patina can transform a plain piece of metal into a stunning design element. Aging corrugated metal also adds depth and texture to the surface, making it more visually interesting.

Supplies You’ll Need

To successfully age corrugated metal, you’ll need the following supplies:

  • Corrugated Metal Sheets
  • Hydrogen Peroxide Solution
  • White Vinegar
  • Salt
  • Spray Bottle or Brush for Application
  • Steel Wool or Sandpaper
  • Protective Gloves and Glasses

11 Step-by-Step Guide How to Age Corrugated Metal

Step 1: Prepping the Surface

The first step in aging corrugated metal is to prep the surface. This includes cleaning any dirt or debris off the metal using a mild soap and water solution. Once the metal is dry, use steel wool or sandpaper to lightly roughen up the surface. This will help the solution adhere better and create a more authentic aged look. You can also add scratches or dents to the metal if desired.

Step 2: Mixing the Solution

In a spray bottle, mix equal parts of hydrogen peroxide and white vinegar. For a more aged look, you can increase the ratio of vinegar to peroxide. You can also add salt to the solution for added texture and depth. You can experiment with the ratio and add more salt as needed to achieve your desired look. It’s best to mix the solution in small batches as it can lose its potency over time.

You Can Also Add Salt

Step 3: Applying the Solution

Using a spray bottle or brush, evenly apply the solution onto the metal surface. Be sure to cover all areas of the metal for an even finish. You can also use a cloth to rub in the solution and create a more natural look. Make sure to wear protective gloves and glasses while handling the solution. Otherwise, it can cause skin irritation and eye damage. But don’t worry, it’s non-toxic and safe to use!

Step 4: Letting the Solution Sit

Once the solution is applied, let it sit on the metal surface for about an hour. This will allow the chemical reaction to take place and create an aged patina. You can also lightly mist the metal with the solution every 15-20 minutes for a more intense effect. It’s important to constantly check the metal and adjust the solution as needed. But be careful not to overdo it. It’s better to start with a weaker solution and build up as needed.

Step 5: Rinsing the Metal

After the desired time has passed, rinse the metal with water to stop the chemical reaction. You can also use a scrub brush or cloth to remove any excess solution and reveal the aged texture underneath. Make sure to thoroughly rinse off all areas of the metal. You can also use a hose for outdoor projects. Otherwise, the solution can continue to react and cause further aging. It’s best to do this step outdoors or in a well-ventilated area.

Step 6: Drying the Metal

After rinsing, allow the metal to dry completely. You can also speed up the drying process by using a hairdryer or leaving it out in the sun. Once dry, take a step back and admire your newly aged corrugated metal! It should have a weathered, rusty appearance. It’s okay if the finish looks uneven or patchy, as this will only add to the authenticity of the aged look. But if you want a more uniform finish, you can repeat the process.

Step 7: Adding Rust

If you want to enhance the aged look even further, you can add rust to the metal. You can do this by spraying a mixture of vinegar and salt onto the surface and letting it sit for a few hours. The longer you let it sit, the more intense the rust will be. Once done, rinse off the solution and allow the metal to dry again. But be careful not to overdo the rust, as it can weaken the metal. You can also experiment with different shades of rust by using different ratios of vinegar and salt.

Step 8: Sanding the Metal

To add more texture to the metal, you can lightly sand it with steel wool or sandpaper. Focus on areas where natural wear and tear would occur, such as corners, edges, and high-traffic areas. This will create a distressed look and enhance the aged appearance. Be careful not to sand too much, as it can remove the rust or create an uneven surface.

This Will Create a Distressed Look

Step 9: Sealing the Metal

To prevent further rusting and protect the aged finish, you can seal the metal with a clear coat or wax. This will also give the metal a slight sheen and make it easier to clean. Make sure to use a sealant that is safe for metal and follow the instructions on the product carefully. Otherwise, the sealant may alter the appearance of the aged metal. It’s best to test the sealant on a small area first before applying it to the entire surface.

Step 10: Finishing Touches

Once the metal is sealed and dry, you can add any finishing touches or embellishments. This can include painting, distressing, or adding additional textures. You can also use the aged corrugated metal as is for a more rustic and industrial look. The possibilities are endless! But remember to handle the metal with care, as it can still scratch or dent easily.

Step 11: Enjoy Your Aged Corrugated Metal

Now that your project is complete, sit back and enjoy your newly aged corrugated metal creation! Whether you’re using it for a home renovation, art piece, or outdoor decor, the unique and rustic appearance of aged corrugated metal will add character and charm to any space.

Using It for a Home Renovation

And with these easy steps on how to age corrugated metal, you can continue aging more metal pieces and get creative with your designs. So go ahead and have fun with this unique DIY technique!  Happy aging!

Frequently Asked Questions

Q: Can I Use This Technique on Any Type of Metal?

A: Yes, this technique can be used on most metals such as steel, aluminum, and copper. However, the finish may vary depending on the metal’s composition. It’s best to test the solution on a small area first before applying it to the entire surface.

Q: How Long Will the Aged Finish Last?

A: The aged finish will last for many years if properly sealed and maintained. However, some natural fading and wear may occur over time, adding to the charm of the aged look.

Q: Is This Technique Safe?

A: This technique involves handling chemicals, so it’s important to wear protective gloves and glasses. Make sure to also work in a well-ventilated area and follow the instructions carefully. Otherwise, the solution can cause skin and eye irritation.

Wear Protective Gloves and Glasses

Q: Can I Use Different Shades of Rust on the Metal?

A: Yes, you can use different ratios of vinegar and salt to achieve different shades of rust. You can also experiment with other substances such as hydrogen peroxide or lemon juice for varying effects. It’s all about finding the right balance for your desired look. 

Conclusion

Aged corrugated metal is a beautiful accent to any home and can be great for exterior or interior decoration. Whether you’re looking for a bit of rustic charm, or to create a truly unique look, there are many different options available. And it’s easier than ever to find the right aesthetic for your project with advanced techniques like oil-based rusting agents and paint patinas.

With a few easy steps on how to age corrugated metal, you can make aging your corrugated metal an enjoyable experience. So don’t let your old material go to waste; start exploring today and give your space the authentic vintage look it deserves!

Photo of author

Jennifer Branett

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