How To Remove Limescale From Toilet Below the Waterline

Remove Limescale From Toilet

Last Updated on June 25, 2023 by

Limescale is an annoying stain that settles in the toilet bowl and contaminates it. It smudges down on your white toilet bowl. Usually, it plops a dark brown color into your toilet porcelain which spoils the look of our toilet. Therefore, complete removal of Limescale from our toilet is necessary. Several strategies effectively clean your toilet, and some of them are listed below. But before we go to strategies, first understand what Limescale is and how to remove limescale from toilet below the waterline.


Limescale is a white, but hard deposit found near the water taps, sink, shower bowls, waterline, and rim of the toilet. These stains look horrible and make our house look old and messy. Sometimes, limescale deposits have a pink or red-brown appearance (like rust). It looks nasty in a bright white toilet, and the toilet seems to be dirty.

Cleaning Methods

Limescale is not a stubborn stain to remove. Several acids can completely remove Limescale from toilet. There are many cleaning methods, but the most distinguished methods for cleaning Limescale from the toilet are.

•        Vinegar

•        Soda

•        Coca Cola

•        Acids

•        Toilet cleaners

Limescale Removal Through Coca Cola

Coca-cola can give you a flawless toilet by proper removal of Limescale from the waterline. Coca-cola is not only a soft drink but also an effective cleaner of Limescale from your toilet bowl. Coca-cola contains phosphoric acid, which can remove Limescale from toilet.

  • Firstly, spread the cola around the waterline of the entire bowl. There isn’t any absolute amount to use, but a bottle of 1-liter cola will be enough.
  • Let the cola sit and work.
  • Wait at least 6 hours or leave it overnight if there is a large amount of Limescale.
  • Scrub the toilet with a scrubbing brush.
  • Flush the toilet, and Limescale is removed.
  • Repeat the process if Limescale is still there.

Limescale Removal Through Acids

  • Scoop out water from the bowl to lessen the water level and imperil the deposit.
  • Put the acid in the toilet bowl.
  • Leave the acidic liquid in the toilet bowl for a few hours to do their work, perfectly overnight.
  • Scrub the toilet gently.
  • Rinse it and repeat the process every month.

Limescale Removal Through White Vinegar

  • Get 1-liter white vinegar and put it into the toilet bowl. Make sure you cover all the sides of the toilet bowl.
  • Now, wait at least 3 to 4 hours and let the vinegar sit.
  • With the help of a scrubbing brush, scrub the toilet.
  • If the layer of Limescale is stubborn, add a bit more vinegar to the scrubbing brush and scrub hardly.
  • If this process doesn’t work, you can spray the surfaces with vinegar spray every 10 to 15 minutes for up to 2 hours.
  • Gargle and scrub it with soapy water to leave the surface clean.

All the methods are effective in cleaning the Limescale from the toilet below the waterline. It would help if you cleaned your toilet seat every once a month. It will prevent Limescale from hardly settling down the toilet.

Apart from that, if you are interested to know about Limescale: What It Is And What Problems It Causes then visit our Home Improvement category.