• March 25, 2021

What is limescale?

Limescale is a white deposit that’s also known as calcium carbonate – it’s the reason your kettle needs regular cleaning.

Limescale is found in places where hot water has evaporated and some of the remaining deposit has solidified. You might have also seen it on old pipes, water tanks, and central heating systems. It’s especially common in hard water areas because the water is high in dissolved magnesium and calcium.

How often should you clean your kettle, Your kettle needs cleaning and descaling regularly. We recommend that you:

Clean the outside of the kettle once a fortnight, or as needed, Treat limescale once a month – if you live in a hard water area, you might want to do this more frequently

How to descale your kettle
Descale your kettle with vinegar
Start by filling your kettle to the maximum line with equal parts water and white vinegar.
Boil the kettle and leave the mixture to soak for an hour.
Pour out the mixture and rinse the inside of the kettle with clean water.
If the limescale remains, repeat the process. You could add more vinegar than water depending on the severity of the limescale.
If there is still some limescale, use a sponge or cloth to gently scrub it off. Don’t scrub at the heating element or you could damage your kettle.
Rinse and boil the kettle with clean water until the smell is gone.

How to use lemon to descale your kettle
Fill your kettle with clean water to just below the maximum line.
Squeeze the juice of a lemon into the kettle.
Cut up the remaining lemon into smaller pieces and add to the water.
Boil the kettle with the lemon and water inside. Leave the mixture to soak for 1 hour.
Rinse the kettle with clean water, making sure to remove any remaining lemon.

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