How to Clean Exterior Stainless Steel

Are you tired of constantly seeing fingerprints, dirt, and grime on your exterior stainless steel surfaces? Cleaning these surfaces can be a constant struggle, but with the right techniques and products, you can achieve a streak-free and shiny finish.

How to Clean Exterior Stainless Steel

Maintaining the sleek and polished look of exterior stainless steel surfaces can elevate the appearance of any property. While stainless steel is renowned for its durability and resistance to corrosion, it is not entirely immune to the effects of exposure to the elements.

Dust, grime, fingerprints, and weather conditions can all contribute to tarnishing its pristine finish. Proper cleaning not only preserves the aesthetic appeal of stainless steel but also extends its lifespan.

In this guide, we will walk you through effective and straightforward techniques on how to clean exterior stainless steel, ensuring they remain as striking as the day they were installed.

Why is It Important to Clean Exterior Stainless Steel?

Before diving into the cleaning process, let’s understand why it is crucial to regularly clean exterior stainless steel surfaces. The most obvious reason is to maintain its visual appeal.

Stainless steel surfaces are often used in outdoor areas such as balconies, railings, and appliances, which are constantly exposed to environmental factors like rain, wind, and dust. These elements can cause the surface to become dull and dirty, taking away from its sleek appearance.

Regular cleaning removes these contaminants and restores the shine of stainless steel.

Moreover, exterior stainless steel surfaces are prone to corrosion if not cleaned properly. Corrosion is a gradual process that damages the surface, making it weak and vulnerable to rust.

When rust forms on stainless steel, it can penetrate deep into the metal, causing permanent damage. Regular cleaning helps prevent the buildup of corrosive substances on the surface and preserves the integrity of the material.

Essential Tools and Materials

To effectively clean exterior stainless steel, you will need some essential tools and materials that are gentle yet effective at removing grime without damaging the surface. Here’s a list of what you’ll need:

  • Soft-bristled brush or microfiber cloth
  • Mild soap or stainless steel cleaner
  • Warm water
  • White vinegar or lemon juice (optional)
  • A non-abrasive sponge or scouring pad
  • Bucket or spray bottle
  • Soft towels for drying

Once you have gathered all the necessary tools and materials, it’s time to start cleaning!

10 Easy Steps on How to Clean Exterior Stainless Steel

Step 1. Remove Surface Debris:

Before applying any cleaning solutions, it is important to start by removing loose debris from the surface of the stainless steel.

Use a Soft-bristled Brush

Use a soft-bristled brush or a microfiber cloth to gently sweep away dirt, dust, and other particles. This initial step ensures that you do not scratch the stainless steel during the more thorough cleaning process.

Be thorough in your inspection to ensure that all visible debris is removed, paying special attention to crevices and corners where dirt tends to accumulate.

Step 2. Rinse with Warm Water:

After removing surface debris, the next step is to rinse the exterior stainless steel surfaces with warm water. This step helps to wash away any remaining loose dirt and prepare the surface for a deeper clean. Using a bucket or spray bottle, generously apply warm water to the surface.

If possible, use a gentle stream of water to avoid pushing dirt into hard-to-reach areas. Ensure that the entire surface is evenly rinsed, as this will help to prevent any streaks or water spots from forming during the cleaning process.

For larger areas, you might find it helpful to use a garden hose with a gentle spray setting to cover more ground efficiently.

Step 3. Apply Mild Soap or Stainless Steel Cleaner:

Once the surface is wet, it’s time to apply your cleaning solution. You can either use mild soap or a stainless steel cleaner specifically designed for exterior use.

If you opt for mild soap, mix a small amount with warm water in a bucket or spray bottle. If using a commercial stainless steel cleaner, follow the manufacturer’s instructions for application.

Apply the soap or cleaner to a non-abrasive sponge or scouring pad, and then gently scrub the stainless steel surface in the direction of the grain.

This helps to lift and remove dirt, grease, and grime without scratching the steel. Pay extra attention to areas that are particularly dirty or stained.

Step 4. Use White Vinegar or Lemon Juice for Tough Spots:

For tough spots or stubborn stains, natural solutions like white vinegar or lemon juice can be highly effective.

Natural Solutions Like White Vinegar

Both white vinegar and lemon juice have mild acidic properties that can break down mineral deposits and grime. Pour a small amount of either substance directly onto a microfiber cloth or non-abrasive sponge and gently rub the affected areas in the direction of the grain.

Allow the vinegar or lemon juice to sit for a few minutes before wiping it away with a damp cloth. This will help to dissolve any persistent dirt and leave your stainless steel gleaming.

Step 5. Rinse Again with Warm Water:

After you have scrubbed the surface with your cleaning solution and treated any tough spots, it’s time to rinse again.

Use warm water to thoroughly wash away any soap, cleaner, vinegar, or lemon juice residue. This ensures that no cleaning agents are left behind, which could cause streaking or attract more dirt.

Step 6. Dry the Surface:

Drying your exterior stainless steel surfaces is a crucial step in the cleaning process. After rinsing, use a soft towel or microfiber cloth to thoroughly dry the surface. This step helps to prevent water spots and streaks from forming, ensuring a polished and clean finish.

Make sure to reach all areas, including corners and crevices where water might accumulate. In addition to preventing aesthetic imperfections, drying the surface also helps to protect the stainless steel from potential water stains and corrosion.

For optimal results, consider dabbing rather than wiping to avoid leaving lint or streaks behind.

Step 7. Inspect for Remaining Spots:

Once you have thoroughly dried the stainless steel surface, take a moment to inspect the area for any remaining spots or stains. It’s important to ensure that the surface is completely clean before proceeding to the next steps.

Check for any overlooked grime, water spots, or residual cleaning agents. If you find any problem areas, consider reapplying white vinegar or lemon juice and gently scrubbing the spot again.

Rinse and dry the area thoroughly afterward. This detailed inspection guarantees that the surface is spotless and ready for any protective treatments you might want to apply.

Step 8. Apply Protective Coating (Optional):

Consider applying a protective coating to further safeguard your exterior stainless steel surfaces from environmental factors and prolong their pristine appearance.

There are various products available, including stainless steel polishes and protective sprays, which create a barrier against dirt, rust, and smudges. Before applying any protective coating, ensure the surface is completely clean and dry.

Use a soft cloth to evenly distribute the product in the direction of the grain, ensuring full coverage.

Allow the protective coating to dry as per the manufacturer’s instructions. This additional step helps to maintain the integrity and shine of your stainless steel surfaces over time.

Step 9. Regular Maintenance:

Maintaining exterior stainless steel surfaces doesn’t end with a single cleaning session; regular maintenance is essential. Depending on the environmental conditions and the specific location of the stainless steel, establish a routine cleaning schedule that could be weekly, bi-weekly, or monthly.

Regularly remove surface debris and perform a quick clean with mild soap and water to prevent the buildup of grime and corrosive substances. Consistent maintenance not only keeps the surface looking new but also prevents long-term damage.

Quick Clean With Mild Soap

Step 10. Address Minor Repairs Promptly:

Over time, even well-maintained stainless steel can develop minor scratches or blemishes.

Addressing these imperfections promptly can prevent them from becoming more significant issues. For minor scratches, consider using a stainless steel scratch remover or a fine abrasive pad designed for stainless steel.

Follow the product instructions carefully and work in the direction of the grain to restore the surface’s appearance. Regularly check for and repair any small damages to keep your stainless steel surfaces in excellent condition.

By following these detailed steps and incorporating regular maintenance practices, you can ensure that your exterior stainless steel surfaces remain clean, shiny, and resistant to corrosion.

5 Additional Tips and Tricks

  1. Use a Vinegar and Water Solution: Mix equal parts of white vinegar and water in a spray bottle. Spray the solution onto the stainless steel surface and wipe it clean with a soft cloth. The vinegar helps to cut through grease and grime without damaging the finish.
  2. Avoid Abrasive Cleaners: When cleaning stainless steel, steer clear of abrasive powders or scouring pads that can scratch the surface. Instead, use a non-abrasive cleaner or a mixture of mild dish soap and water for gentle cleaning.
  3. Polish with Olive Oil: After cleaning, you can polish your stainless steel with a dab of olive oil. Apply a small amount to a soft cloth and buff the surface in the direction of the grain. This not only enhances the sheen but also adds a protective layer.
  4. Treat Water Stains with Club Soda: Pour a small amount of club soda onto a clean cloth and rub it over any water stains or mineral deposits. This can help to dissolve the stains and leave your stainless steel sparkling clean.
  5. Check the Manufacturer’s Instructions: Different types of stainless steel may require different cleaning methods. Always refer to the manufacturer’s instructions for specific guidelines on how to clean your particular stainless steel product. This will help you avoid any potential damage and keep your exterior stainless steel looking its best.
Vinegar and Water in a Spray Bottle

With these additional tips and tricks, you can effectively clean and maintain your exterior stainless steel surfaces.

5 Things You Should Avoid

  1. Using Chlorine-Based Cleaners: Chlorine can cause corrosion and damage to stainless steel surfaces. Avoid using bleach, chlorine-based cleaning agents, or other harsh chemicals that can deteriorate the finish over time.
  2. Using Steel Wool or Wire Brushes: These materials are too abrasive and can scratch the stainless steel surface, causing permanent damage. Opt for soft cloths or sponges designed specifically for cleaning stainless steel.
  3. Neglecting Rinsing and Drying: After applying any cleaning solution, thoroughly rinse the surface with water and dry it with a soft cloth. Leaving residue on the surface can lead to staining and dull the finish.
  4. Cleaning Against the Grain: Always clean in the direction of the stainless steel grain. Cleaning against the grain can scratch the surface and make the appearance uneven.
  5. Allowing Residual Moisture to Sit: Moisture left on stainless steel can lead to water spots and mineral deposits. Ensure that your stainless steel surfaces are completely dry after cleaning to prevent these unsightly marks.

By avoiding these common mistakes, you can keep your exterior stainless steel surfaces looking shiny and new for years to come.

What is the Best Chemical to Clean Stainless Steel?

There are many cleaning solutions and methods for stainless steel, Such as:

  1. Vinegar and Water Solution: This is a natural and inexpensive option for cleaning stainless steel, as mentioned earlier.
  2. Mild Dish Soap and Water: A gentle and effective way to remove dirt and grime from stainless steel surfaces.
  3. Ammonia-Based Cleaners: These can be used on more stubborn stains but should be used sparingly as they can be harsh on the skin and emit strong fumes.
  4. Commercial Stainless Steel Cleaners: These are specifically formulated for stainless steel and can be effective in removing tough stains.

However, the best chemical to clean stainless steel is ultimately a matter of personal preference and what works best for your specific cleaning needs. It’s important to always read and follow the manufacturer’s instructions when using any cleaning product on stainless steel surfaces.

How to Make Stainless Steel Shine?

To make stainless steel shine, you can follow these steps:

  1. Clean the Surface: Before attempting to make your stainless steel shine, it’s important to clean off any dirt and grime that may be dulling the surface.
  2. Rinse With Water: After cleaning, rinse the surface with water to remove any residue.
  3. Dry the Surface: Use a soft cloth to dry the surface completely.
  4. Apply a Stainless Steel Polish: You can use a commercial stainless steel polish or make your own by mixing equal parts of water and vinegar in a spray bottle. Spray the solution onto the surface and buff it with a soft cloth for a shiny finish.
  5. Polish With Olive Oil: As mentioned earlier, you can also use a small amount of olive oil to polish your stainless steel and add a protective layer.
Use a Soft Cloth to Dry the Surface

Remember to always clean and dry your stainless steel surfaces thoroughly before applying any polish for the best results.

Why is Your Stainless Steel Not Shiny?

If your stainless steel is not shiny, it could be due to several reasons:

  1. Dirt and Grime: Over time, dirt and grime can build up on stainless steel surfaces and make them appear dull.
  2. Hard Water Deposits: Water with high mineral content can leave behind unsightly spots on stainless steel if not properly dried after cleaning.
  3. Using the Wrong Cleaning Products: Using harsh or abrasive cleaners can damage the surface and make it appear dull.
  4. Not Cleaning in the Direction of the Grain: Cleaning against the grain of stainless steel can cause scratches and make the surface look uneven.
  5. Lack of Maintenance: Regular cleaning and polishing are necessary to keep stainless steel looking shiny and prevent the buildup of dirt and grime.
Abrasive Cleaners Can Damage

By avoiding these issues and following proper cleaning techniques, you can keep your stainless steel surfaces looking shiny and new.  Overall, it’s important to regularly clean and maintain your exterior stainless steel to preserve its appearance and longevity.

How to Tell if It’s Real Stainless Steel?

To tell if a product is made of real stainless steel, you can perform a few simple tests:

  1. Magnet Test: Stainless steel is not magnetic, so if a magnet does not stick to the surface, it is likely made of real stainless steel.
  2. Scratch Test: Real stainless steel should be resistant to scratches and maintain its shine even when lightly scratched.
  3. Weight Test: Stainless steel is a heavy material, so if a product seems unusually light for its size, it may not be made of real stainless steel.
Stainless Steel is a Heavy Material

If you are unsure about a product’s authenticity, you can also consult with the manufacturer or do some research to verify its materials.

Remember that different grades and types of stainless steel may have varying levels of resistance to scratches and wear, so it’s important to consider the intended use and maintenance needs before making a purchase.

Overall, being knowledgeable about the properties of stainless steel can help you determine if a product is made of real stainless steel or not.

Conclusion

Proper cleaning and maintenance of exterior stainless steel are paramount to preserving its aesthetic appeal and extending its lifespan.

By avoiding common cleaning mistakes, using appropriate cleaning solutions, and adhering to best practices such as cleaning in the direction of the grain, you can ensure your stainless steel surfaces remain shiny and free from damage.

Regular maintenance, including thorough drying and polishing, will help prevent issues like water spots, grime build-up, and dullness. Understanding how to identify and care for real stainless steel will further enhance its durability and beauty.

By integrating these guidelines on how to clean exterior stainless steel, you’ll keep it looking pristine for years to come.

Photo of author

Jennifer Branett

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