Leaking Pipe Under Sink
A visible drip or pool of water under the kitchen or bathroom sink, often noticed by damp in the cupboard below.
What Is Causing This?
- 1Loose compression fitting or connector
- 2Corroded or cracked pipe
- 3Worn seal on the waste trap
How Urgent Is This?
This should be fixed in the coming weeks. Leaving it may allow the problem to worsen and cost more to repair.
What Needs to Be Done
A plumber will identify the leak source, tighten fittings, or replace the damaged section of pipe or waste trap. They will check for water damage to surrounding areas.
How Much Will It Cost?
National average estimate
Labour: £246 – £620 | Materials: £200 – £830
Enter your postcode for a local price estimate
Prices are estimates based on typical UK rates. Actual costs depend on the specific issue, accessibility, and your location. All quotes from tradespeople on Tradesfolk are completely free.
Find a Plumber
Enter your postcode above to find local plumbers, or browse all plumbers.
Browse All PlumbersWant a More Accurate Diagnosis?
Upload a photo of the problem and our AI tool will give you a detailed diagnosis, estimated cost, and connect you with local tradespeople.
Try Snap and FixHow to Prevent This
Check under sinks periodically for moisture. Avoid hanging heavy items from pipes. Replace flexible connectors before they show signs of wear.
Related Problems
A tap that drips constantly, wasting water and causing staining around the sink or basin.
Water comes out slowly from taps or the shower, making everyday tasks frustrating.
A discoloured, wet, or bubbling patch on the ceiling, often brown or yellow, that may grow over time.
Other Plumber Problems
A tap that drips constantly, wasting water and causing staining around the sink or basin.
Water comes out slowly from taps or the shower, making everyday tasks frustrating.
Water continuously runs into the toilet bowl after flushing, often with a hissing or trickling sound.
Hot water taps run cold or lukewarm despite the boiler or immersion heater being switched on.