Tap mechanisms · Ceramic discCeramic disc
Ceramic disc
Smooth and long-lasting.
Two polished ceramic discs slide over each other to open and close the water. Smooth, quick to turn and long-lasting.
- Turn
- Usually a quarter
- Wear
- Very little
- Drips
- Rare
- Found in
- Most modern taps
What it is
Holes in two hard ceramic discs line up to let water through as you turn the handle.
Good for
Durability
Resists wear and drips.
Ease
Quick, smooth action.
What to weigh up
Hard water
Limescale or debris can make cartridges stiff over time; cartridges can be replaced.
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