HomeBathroomHow To Clean Black Mold From Bathroom Sealant

How To Clean Black Mold From Bathroom Sealant [Step By Step Guide]

Black mold building up in the sealant of your bathroom is quite a challenging thing because cleaning it out of the sealant is one of the hardest things you will have to do when getting rid of black mold from your house. 

It can be even harder to clean when the black mold is left in the sealant for months or even years.

Even if you use a good amount of elbow grease, you will probably not retain all the black mold from the sealant. 

What Is Black Mold?

Black mold is a type of mold known as ‘Stachybotrys,’ It is regarded as one of the molds that can be harmful to human health and may even cause death in severe circumstances. 

You can find black mold in places that have been damaged by water or flooded by water, and you can also find it in damp areas where the levels of ventilation are low. 

So you can expect to see black mold in places like the bathroom, kitchen, basement, or any other area in your house where water constantly passes as well as the damp spots in your home.

Effects Of Black Molds

Black molds are known to trigger some serious health issues. Although black molds are not directly responsible for causing sickness and health issues, the poison they create, which is known as mycotoxins, can trigger allergies of people who are allergic. 

Black molds can also be dangerous to people who are asthmatic as well. Black molds can cause severe breathing difficulty in people with asthma to the extent that they may get hospitalized. 

In severe cases, they could even die from not breathing. This is because the black molds disrupt the function of the lungs and this, in turn, makes it difficult for the asthmatic person to breathe. 

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Black molds can also weaken the body’s immune system, making it easy to attack the body with diseases and other viruses.

Black molds may even cause asthma in healthy younger children, and this is because exposure to molds increases the rate of infection in the lungs and chest.

People with other forms of allergy can cause things like severe headaches and coughing. 

So when it comes to molds, one must always be careful. However, it would help panic when you discover that you might be having mold in your house. 

With proper caution, you can approach them, get rid of them, and take measures to ensure that they do not appear again. The best thing to do is get rid of black mold as soon as you spot them in your house. 

There is no time to waste once you see them in your house. Since black molds can cause many serious health issues, getting rid of them must be the priority of every homeowner who comes across one.

What Is A Bathroom Sealant?

Bathroom sealant is used to cover gaps between the bathroom fixtures and the walls surrounding it to keep the area watertight. 

You can also refer to them as caulks since they are not different products, although sealant looks much easier to pronounce.

The caulks are normally dry into complex substances, while the sealants usually made of silicone have more elasticity. 

The bathroom sealant can be an ideal place for mold to form, especially if you have left the sealant for a long. 

But now, you do not need to worry anymore as you are about to see how you can quickly get rid of the black molds that may have affected your sealant.

Ways Of Getting Rid Of Black Molds In Bathroom Sealant

Using chemicals to clean the black molds from the bathroom sealant is usually not the best course of action. 

This is because the chemicals are not friendly to both children and pets in the house, and the substances may even end up causing health issues and triggering allergies in the process. So the best way to go is to use natural cleaners.

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It would be best if you also took every necessary precaution before you begin to clean the coolant of black mold.

You should ventilate the bathroom very well, and you must be wearing safety equipment such as Goggle, a respiratory mask, and gloves. 

Getting a grid of black mold in your bathroom sealant in a natural way is usually the best. When cleaning the sealant, these are some things that you can use.

Using Baking Soda


You can use baking soda in getting rid of black mold in your bathroom sealant as they act as an excellent remover of black mildew. 

You will have to mix the baking soda with water to form a thick paste before spreading it on the affected areas of the bathroom sealant. 

After this, you allow the baking soda to sit on the black mold for a while before scrubbing it off with a scrubbing brush or something similar. 

After scrubbing, you should rinse the area with some water. You can also mix baking soda with vinegar if you are looking for an even more robust solution for treating the black mold.

Using Vinegar


One of the best all-around cleaning agents you can get is white vinegar, and it is also one of the best solutions you can use to get rid of black molds naturally. 

To use the vinegar to clean the bathroom sealant and ride it off black molds, you must mix the vinegar and water equally. 

Apply the solution to the areas affected by the black mold and then wipe them away with a cloth.

Remember to take precautions by wearing a nose mask or gasp mask and gloves.

Using Borax


You can also use borax for cleaning out the black molds in your bathroom sealant. 

You use this substance by mixing it with three liters of hot water. You scrub at the black molds and dry the spot you just cleaned with a cloth.

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Using Bleach

Bleach is also another product that can be used in getting rid of black molds that may have appeared in your bathroom sealant. 

When removing molds from the surfaces of the wood, bleach can be excellent.

How To Clean Black Molds From Bathroom Sealant

Now that you know some of the things that can be used to get rid of black mold let us look at how you can use these products to do exactly that.

  1. Apply the solution that you have created by mixing any of the products above with water as described
  2. Now scrub at the areas that have been affected by the black molds with a scrubbing brush. Make sure to do it quickly 
  3. After you finish scrubbing, rinse the affected areas with cold water and then dry the places with a microfiber cloth
  4. You can also spray the mold with a bleach solution to kill the mold spores in the sealant.

Preventing Bathroom Sealant Mold

After you have removed the black mold from the bathroom sealant, the next step is to make sure that the black mold cannot return. 

Molds can grow better in warm areas and flooded areas. So one way to prevent the mold from coming back is to make sure that the sealant is always clean and dry. 

Always make sure that the bathtub is dry whenever you finish using it. The humidity in the bathroom must always be kept low, and you should increase the ventilation by leaving the windows open so that more could come into the bathroom. 

Remove all damp towels from the bathroom and hang them out to dry anytime there is one.


So now, you know how to get rid of black molds that have grown in your bathroom sealant.

If you use a baking soda solution with water and it does not work, you can try a much more robust solution by mixing baking soda and vinegar.

This can effectively remove stubborn black molds that cannot be gotten rid of quickly. 

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Christopher Nolanhttps://housetuts.com
Born in the USA, Christopher Nolan, is a home improvement expert, author, and blogger. He has over 10 years of experience in the home improvement industry, working in interior design, exterior, and marketing.

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