How to remove rust stains from glass windows

Glass windows can end up with rust stains over time. Metal accents around or on the windows may give your house a classic touch, but, sadly, these accents can turn rusty over time and the rust can drip or transfer onto the surface of your glass windows. These fixtures are responsible for the undesirable rust stains on the glass.

It is important to note that rust is a type of organic stain that must be removed immediately so that it will not transfer from your window to another surface. Dealing with the rust stains must be done carefully to prevent damage or scratches on your glass windows. Do not forget to care for the metal objects nearby to prevent the future transfer of rust. Read further to learn ways to remove rust stains from glass windows effectively.

Steps on how to remove rust stains from glass windows

Glass windows add an appealing touch to any house. Unfortunately, once they become stained, they can be unappealing to look at. Let’s take a look at the steps to remove rust stains from glass windows.

  • Prepare a solution by mixing ¼ cup cornstarch, 1 cup white vinegar, and ½ cup ammonia into a bowl and stir thoroughly. This solution will eliminate rust stains and clean the glass at the same time. 
  • Use a lint-free cloth. Dip it into the solution and wring out the excess liquid. Wipe the windows, paying close attention to the stained areas. Rinse the cloth with water, as needed, and apply more solution and continue wiping until the rust stains are removed.
  • With a halved lemon, rub this on any stubborn stains on the window. Take note that lemon is a natural rust remover. 
  • Use a clean, damp cloth to rinse away the lemon juice and cleaning solution from the window. Make sure you rinse the cloth frequently.
  • Use a squeegee to dry the stained window. It is recommended to position your squeegee at the top of the window and move towards the bottom. Wipe your squeegee blade using a clean towel after every swipe on the glass. 
  • Use a towel to dry the edges of the glass window or any area where moisture can linger after using the squeegee. 
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How to get rid of rust stains with dishwashing detergent

  • Use a clean cloth to apply liquid dish soap to the stained area. Rub the stain in circular motions to loosen it from the glass.
  • Carefully rub the stain with a ball of superfine steel wool if traces linger. Avoid pressing too hard since it might damage the glass.
  • Rinse the site with clean water and dry it thoroughly using a clean cloth.

Dealing with rust stains using oxalic acid

  • Prepare a solution by mixing ¼ cup of oxalic acid-based cleaner with 1 quart of water. 
  • Soak a clean cloth into the solution and apply directly to the stained area. 
  • Rub the cloth on the stained area.
  • Rinse the site thoroughly using clean water and dry with a cloth or towel.

Can I use corn starch on rust stains?

When dealing with rust stains on glass windows, you can use corn starch as one of the ingredients in preparing a cleaning solution.

Simply combine ¼ cup cornstarch, ½ cup ammonia and 1 cup of white vinegar in a small basin or bowl and stir thoroughly. Use this solution to remove any rust stains on your glass windows.

Can I use ammonia to remove stains on glass?

If you’re dealing with stubborn stains on glass, especially rust stains, you can use ammonia.

  • Prepare a solution by mixing 2 tablespoons of ammonia with 4 cups of warm water. 
  • Saturate the stained area with this solution.
  • Blot the site with a white towel, cloth or paper towels.
  • Rinse the site thoroughly with cool water.

How can I avoid rust stains on glass?

There are various factors why your glass windows end up with rust stains. It is important to note that rust does not form on the glass, but it can drip onto glass windows from metal objects such as roof gutters, ornaments or light fixtures. 

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Final thoughts

Once your glass windows end up with rust stains, they can make your windows look pretty unappealing. In the long run, the stained windows might affect the overall curb appeal of your house. With the methods discussed on how to remove rust stains from glass windows, you can readily deal with the stains and restore the clean and pristine appearance of your windows.

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