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How to Remove Limescale From a Kettle and Taps

Hard water leaves white crusty build-up. Clear it with cheap household ingredients in under an hour.

Editorial TeamNovember 4, 20261 min read

If you live in a hard water area, you've seen it: white, chalky build-up inside the kettle, around taps and on shower heads. That's limescale, a mineral deposit left behind when water evaporates.

It's harmless but unsightly, and it can make kettles less efficient. The good news is that mild acids dissolve it easily.

Descaling a kettle

  1. Fill the kettle halfway with equal parts white vinegar and water.
  2. Bring it to the boil, then switch it off.
  3. Leave it for 30 minutes to an hour.
  4. Pour it away and rinse thoroughly.
  5. Boil fresh water once or twice and discard it to remove any vinegar taste.
AlternativeCitric acid works just as well and smells less. Use 1–2 tablespoons in a half-full kettle of water.

Cleaning taps

Soak a cloth in white vinegar and wrap it around the tap, securing it with a rubber band. Leave it for an hour, then scrub with an old toothbrush and rinse. For the spout, fill a small bag with vinegar and tie it around the tap.

Shower heads

Unscrew the shower head if possible and soak it in vinegar for a few hours. If not, use the bag method. Rub the nozzles with your fingers or a soft brush to clear blocked holes.

Check your surfaces first

Vinegar can damage natural stone like marble and some special finishes. Test a small hidden spot first, or use a cleaner made for your surface.

Keep limescale away

  • Wipe taps and shower screens dry after use.
  • Empty the kettle after each use instead of leaving water standing.
  • Descale the kettle every month or two in hard water areas.

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