How to Clean Under Toilet Rim? – All the Best Tips for a Spotless Toilet

Maintaining a clean toilet is not the most pleasant activity but it still needs to be done. There are plenty of cleaning products on the market and some DIY solutions that can help you achieve the best results. If you have ever wondered how to clean under the toilet rim, there are some recommendations that will help you do this without any problems. Find out the best tips here.

How to Clean The Toilet Rim?
Before cleaning the toilet, flush it. Apply 4 ounces of cleaner to the bowl, including under the rim, making sure not to close the lid. Let stand for at least 10 minutes. Scrub the bowl thoroughly, including under the rim. Flush, then rinse your brush in fresh water. Repeat if necessary.

Guide on How to Clean the Rim of a Toilet

Use these simple tips to clean under the toilet rim:

  • Clean a toilet bowl before proceeding.
  • Apply vinegar and soda or another solution under the rim.
  • Wait for it to work for about half an hour.
  • Scrub the surface thoroughly and flush.

How to clean toilet rim holes

Toilet rim holes or jets are located under the toilet bowl rim and the water gets through them when you flush. Because of hard water buildup, these holes can get partly blocked, which means that the toilet doesn’t flush as effectively as it should. It is important to clean the underside of a toilet and particularly these holes to ensure that your toilet continues to function properly.

bottle of toilet cleaner in hand

One of the first signs that the jets are clogged is that the water flows into the bowl straight down while most toilet models make it flow at an angle. In the case of significant blockage, the toilet won’t even flush completely. Depending on the nature of the buildup, you can choose the most appropriate method to clean toilet holes.

To get rid of mineral scale, you should take the following steps:

  • Heat a cup of white vinegar. It shouldn’t be warm enough, but not boiling.
  • Add this liquid to the overflow tube and wait about 30 minutes.
  • Then you should flush and begin removing scale from the toilet holes with a small metal rod, a piece of wire, or another solid object that will be the right size.
  • You should flush several times in the process to make sure that you remove all the debris.

Mineral buildup is the most common problem, but sometimes you may also notice bacteria. While mineral deposits are generally light-colored, the ones caused by bacteria can be black or orange.

To get rid of black stuff under toilet rim holes caused by bacteria, you should take such steps:

  • Take ten parts water and one part bleach and mix to make a solution.
  • Similar to getting rid of mineral buildup in holes, you should add pour this mixture into the overflow tube and flush.
  • Make sure that you put on gloves for safety reasons.
  • Use a piece of wire or a metal rod to clean each toilet jet.
  • Next, you should clean around each jet with any toilet cleaner that is compatible with bleach.
  • The last step is to pour more of the bleach solution you have made into the overflow tube and wait for 5 minutes before you flush.

It is also possible to have both and if this is the case, you should use both methods to clean the under rim of a toilet bowl and inside the jets.

How to remove limescale from toilet rim

The appearance of limescale is a common problem in the majority of toilets. The water contains different minerals that collect on the surface of the toilet and lead to the formation of limescale. When mixed with bacteria and dirt, limescale looks like stains, which can be quite difficult to remove using only a toilet brush. Fortunately, there are several methods you can use to effectively remove limescale.

cleaning the toilet with a brush

Vinegar and borax solution

A mixture of vinegar and borax can be used to remove hard water stains under toilet rim. To achieve the best results, you should do the following:

  1. Take the borax powder and add a cup of it right into the toilet bowl.
  2. Pour some vinegar on top and begin to scrub the toilet using the brush.
  3. Leave the paste on the surface of the bowl for about 15 minutes.
  4. Flush the toilet.
  5. Scrub the surface one more time and flush again.


If you still wonder how to remove stains from the toilet bowl rim, there is another method you can use. To get rid of limescale and rust under toilet bowl rim you can use just borax paste on its own. To do this, you should:

  1. Thoroughly clean the toilet with any cleaning product and then wipe the bowl.
  2. Make a thick paste by adding some water to borax.
  3. You should cover the surface of the toilet bowl with a thick layer of this paste, particularly in areas where you see some buildup.
  4. Next, you should scrub the toilet with any brush and leave the mixture on the surface for about half an hour.
  5. Scrub again after half an hour and flush the toilet several times to get rid of the paste.

To maximize the effect, you can substitute water in this solution for hydrogen peroxide but make sure that you don’t add too much and it can still be applied as a paste.

How to deal with recurring stains

It’s not uncommon to get a black mold toilet rim after you just cleaned it not long ago. If this happens, you should consider the following recommendations:

  • The first step is to check whether there is mildew forming in the toilet tank. You can open the tank lid and see whether there are any black spots growing inside. If this is the case, you should clean the tank with a vinegar solution.
  • You should make sure that you deep clean the toilet at least once a month to prevent stains from occurring again.

Tips to keep your toilet clean at all times

Developing good practices to keep your bathroom clean is important. Here are some simple tips that will help you maintain your toilet in its most hygienic state all the time:

  • Ventilation in the bathroom cannot be underestimated, as mold and bacteria grow better in a damp environment. You should make sure that there is proper ventilation in the room.
  • Make sure that you clean your toilet bowl using a commercial cleaner or a vinegar solution at least once a week.
  • It is best to keep the toilet lid open so that there is ventilation in the bowl and mold doesn’t grow as much.
  • If you have cracks and other damages on the toilet bowl, you should replace it if you have the opportunity. The smooth surface of the bowl ensures that dirt and debris don’t grow on it too quickly but the damaged surface increases the chances of this happening.

Vinegar and baking soda: remove limescale from toilet rim

One of the most accessible solutions for getting rid of limescale is using baking soda and vinegar. To prepare and use this mixture in the toilet bowl, you should do the following:

  1. Take a cup of vinegar and apply it to the side of the bowl.
  2. Leave it on for about half an hour so that the acidity begins to clean the surface.
  3. After half an hour, you should add baking soda to the bowl on top of the vinegar.
  4. There will be some fizzing and you should leave the mixture on for about 15-20 minutes.
  5. Once the time is up, you should scrub the bowl with the toilet brush.
  6. Flush the toilet.

This is an easy and effective method, which should get rid of limescale on the surface of the toilet.


It’s very important to properly clean your toiler. Thus, here are some commonly asked questions about toilet cleaning.

How to clean black ring under toilet rim?

If the black ring is caused by dirt and limescale, you should use a mixture of vinegar or vinegar with borax to clean the toilet bowl. There are also some commercial products that you can buy for this purpose.

How to clean toilet bowl rim?

You should clean the toilet bowl rim in several steps:

  1. You should apply the borax paste, vinegar with baking soda, or another solution first.
  2. Wait for it to work for up to half an hour.
  3. Scrub the surface with a brush and flush.

How to clean toilet jets?

To clean toilet jets, it is important to add cleaning liquids to the overflow tube. For this purpose, you can use a bleach solution or diluted vinegar. Then, you should manually scrub the toilet holes to get rid of buildup.

Keeping Your Toilet Clean Is Highly Important

Hygiene is highly important and keeping the toilet clean from any dirt and mold should be something you do on the regular basis. It is a good idea to clean the toilet at least once a week and deep clean it about once a month to maintain it free from stains and limescale.

If you notice any stains under the rim, you can use the mentioned DIY solutions that effectively fix the problem. You should also ensure proper ventilation in the bathroom to prevent these issues from occurring.

Do you use any other methods to clean under the toilet rim? Share your experience and any tips in the comments below!

Gerald Carpenter

My name is Gerald Carpenter and I am a professional plumber in the third generation. My father was a plumber, my grandfather was a plumber. I wish I had records on my other ancestors.

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