Dripping tap: causes, quick fix and when to call a plumber in Sant Cugat del Vallès

¿Qué está pasando?

A continuous drip from a single-lever tap is almost always the internal ceramic cartridge.

Causas más probables

• Worn ceramic cartridge

  alta

  The cartridge opens and closes the flow. Lifespan 5–10 years.

• Damaged O-ring

  media

  The seals at the spout flatten with age and let water past the base.

• Excess mains pressure

  baja

  Above 4 bar the seals suffer.

Pasos de diagnóstico

1. 1

   Shut off the tap valve

   Under the sink you'll find two angle valves. Close them clockwise.

2. 2

   Identify the cartridge model

   Photograph the tap and take the old cartridge to the shop.

   ⚠ Parada de seguridad: Don't force the lever with unprotected pliers.
3. 3

   Replace cartridge and seals

   While you're in there, swap the O-rings too.

4. 4

   Open slowly and check

   Open the angle valves slowly.

Cuándo llamar a un profesional

Call a plumber in Sant Cugat del Vallès if water leaks from the base.

Preguntas frecuentes