How to Get Rid of Black Mold in Your Shower Caulking

7 Materials
$1
2 Hours
Easy
If you don't want to take the time and the expense to remove and replace your shower or bathtub caulking that is currently moldy, then this is a great way to remove the mold and mold stains that is very affordable and easy! Plus, it works amazing!

So, if you have a bathtub with caulk that looks like this, follow along!


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You'll need cotton balls, gloves, water, and bleach. Eye protection and a ventilation mask also recommended.
Mix water and bleach together in a small dish, using only a little bleach. Open the window, turn on the fan, and wear gloves!


Dip a cotton ball into the bleach water and then apply the wet cotton ball directly to the caulking around your tub.
If you have moldy spots in the vertical caulking of your tub, stretch out the cotton balls a bit first before dipping them in the bleach water. Start with the highest part and then work your way down as the liquid dripping down will cause the ones below it to fall.
Let the cotton balls stay on the caulking for about 2 hours. Remove one and see if the mold is gone. If not, wait another hour.


If looks good, remove the cotton balls and dispose them in the trash.


You should now have beautiful caulking!
For more tips on using bleach and removing mold from caulking, head to my post (linked at the bottom)   for all the details and to check out more of my cleaning tutorials.


And if you like smart tips like this, be sure to check out my ebook Speed Clean the Deep Clean which has more than 50 cleaning tutorials and cleaning tips for all areas of your home.
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Katelyn Fagan
Want more details about this and other DIY projects? Check out my blog post!
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Frequently asked questions
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3 of 123 questions
  • Bon68956225 Bon68956225 on Jun 16, 2024

    Now, what about the mold between the tiles?

  • Cay121651585 Cay121651585 on Sep 03, 2024

    it use a spray bottle with bleach and spray wall tile caulking and bathtub caulking at the same time and therefore not waste cotton balls…???

  • Neva Dew Neva Dew on Sep 04, 2024

    Exactly why I like my seamless fiberglass shower - no grout to keep clean. Naysay all you want, but how pretty are those tiled walls when a problem like this arises?

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2 of 633 comments
  • Forresters Forresters on Sep 09, 2024

    Do not use the bleach on your shower metal doors and leave on. It took the finish off the metal 😥

  • 1mo105060910 1mo105060910 7 days ago

    If you wipe the shower and tile after every use you will not have any mold or hard water stains. No need for heavy cleaning

    i love Clorox Clean up for everything!

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