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Drain Unblocker London
Professional drainage engineers attending a blocked drain in London

Professional Blocked Drains in London

Expert drain unblocking across all London boroughs. All blockage types cleared, from sinks to main drain runs.

  • All 32 London boroughs covered
  • Drain unblocking, jetting and repairs
  • Specialists in Victorian clay drainage
  • CCTV drain surveys and reports
32 Boroughs covered
CCTV Drain surveys
Jetting High-pressure drain cleaning

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Tell us about the problem and we'll get back to you.

Common issues we fix

We fix a steady set of problems across London properties. We explain the cause first, because you should know why it happened before we agree any work.

  • Slow-draining sinks, baths and showers
  • Gurgling sounds from drains
  • Bad smells from drain outlets
  • Water backing up in a toilet, shower or sink
  • Outdoor gullies and manholes that overflow
  • Blockages that keep returning

What's included

Every visit follows the same steps. As a result, you get the same standard of work whether the job is a quick clearance or a detailed survey.

  • On-site assessment to find the blockage
  • Clearing by rods or high-pressure jetting
  • A flow test before we leave
  • Advice on how to stop it happening again
  • Price confirmed with you before work begins

How we clear blocked drains in London

A blocked drain can sit at a sink, a bath, a toilet or an outdoor gully. We start by finding where the blockage is. Then we choose the method that suits the pipe. Rods clear simple blockages, while high-pressure jetting clears grease, scale and roots.

We cover kitchen, bathroom and outdoor blockages, and each has its own page below. Kitchen drains clog with grease. Bathroom drains clog with hair and scale. Outdoor drains clog with leaves, soil and roots.

When a blocked drain keeps coming back

A drain that blocks again at the same spot may have a structural fault. A displaced joint, a crack or roots can all catch waste. Clearing the drain again and again will not fix the fault.

In that case, we suggest a CCTV drain survey. It shows what is wrong inside the pipe, so you can choose the right repair. If you want to compare options, see our drain repairs page.

Our process

Inspect

We assess the symptoms and find the likely blockage point. Then we lift the nearest manhole or use CCTV access to confirm it, because we want to be sure before we clear anything.

Resolve

We clear the drain with the right method for the problem. As a result, you avoid under-clearing, which leads to repeat blockages, and over-clearing, which you do not need.

Prevent

We give practical advice to reduce repeat blockages. While every drain differs, simple habits and regular care help.

Blocked Drains London — frequently asked questions

How do you know if your drain is blocked in a London property?

Watch for slow water at sinks, baths and showers. A gurgling sound when water runs elsewhere is another sign. So is a bad smell from drain outlets, or water backing up in a toilet, shower or sink. In severe cases, water or sewage comes up through outside manholes or floor gullies.

Can I unblock a drain myself in London?

For a small blockage in a sink trap or toilet U-bend, a plunger can work. For a blockage in the main drain run, professional jetting works far better. It is also less likely to damage older London pipework.

Do you provide drain clearance London-wide?

Yes, our drain clearance service covers all 32 London boroughs. We handle every type of blockage. That includes sink and bathroom waste pipes, toilet and stack blockages and external gullies. We also clear lateral drains that run to the public sewer.

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