How to unblock a sink, learn to unblock your kitchen Pipes

Blocked kitchen pipes

Similar to unblocking your bath or shower with bicarbonate of soda, this method also relies on a chemical reaction to dislodge debris.

Quick and easy to do, you can unblock your kitchen pipes within a few minutes.

Start by crumbing three Alka-Seltzer tablets down your plughole. Follow this with 250ml of vinegar.

Within seconds you’ll hear fizzing, and foam should back up into your sink. Make sure you leave it for a couple of minutes and then run the hot tap to rinse.

If your pipes remain blocked follow these steps to unblock your sink.

Information and other materials on this website are not intended to constitute professional advice and should not be relied upon. Please see our Terms of Use for further details.

Related articles


Fixing leaking pipes

Leaking pipes

Similar to dealing with a burst pipe, there are several things you can do to prevent serious damage to your home following a leaking pipe. Most...
How to unblock a sink

Blocked sinks

If any of your sinks aren’t draining fully after use you may have a blockage in the waste pipes or the sewer line. Common causes are food debris and...
What is a combi boiler explained

Combi boilers

Combi boilers (combination boilers), are the most popular type of boiler in the UK. Providing heat and hot water on demand, without the need for a...

Get a Boiler Quote

Need a new boiler? Get a boiler quote online in 60 seconds.

Get a boiler quote