Said It Here

How to clean calcium and mineral buildup inside a glass kettle

Mineral deposits and hard water calcium can build up inside glass kettles, clogging internal parts like percolators and downstems so water can barely pass through. This restriction prevents the kettle from functioning properly and can make it seem completely unusable.

What people tried

Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.

  1. 1
    Boiling a mixture of equal parts white vinegar and water, letting it soak for a bit, and rinsing.
  2. 2
    Soaking in isopropyl alcohol
  3. 3
    Using high percentage isopropyl alcohol and coarse salt to shake the piece
  4. 4
    Using specialized cleaning products like Grand Master Smoke, Randy's Black Label, or Grunge Off
  5. 5
    Using acetone and pipe cleaners

In their words

Unedited, most upvoted first, each linked to the thread it came from.

I assume it’s calcium build up from hard water.source ↗

michaelyup · r/CleaningTips · 3 upvotes

It’s hard to even get water thru it has 2 percolators and water dosent get thru it anymore it has to go through the downstem is it even fixablesource ↗

1nternetCatgirl · r/CleaningTips

Where this came up

People with this problem also raised