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Plumbers Poole
Local drainage team

Drainage Investigation in Poole

We look into what's causing your drainage problem.

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Drainage Investigation across Poole

A drainage investigation tracks down the cause of a problem that keeps coming back. We use CCTV cameras to trace your drains, since this finds the cause behind repeat blockages, damp patches, or bad smells. The camera also maps your pipe layout and shows any damage on screen. You then get a written report, useful for repairs, insurance claims, or a dispute with a neighbour.

Before you send a request, our guide Why Every Home Buyer Needs a CCTV Drain Survey explains what to look for and what your options are. It also covers the questions we usually ask when you get in touch.

Signs you need drainage investigation help

  • ✓ Recurring blockages that keep returning despite professional clearing
  • ✓ Unexplained damp patches on walls, floors, or ceilings near drainage runs
  • ✓ Persistent foul smells inside or outside the property that you cannot locate
  • ✓ Sinkholes, depressions, or unusually lush patches of grass in the garden above drain routes
  • ✓ You need evidence of drainage condition for an insurance claim or neighbour dispute

Our process

  1. 1.
    Discuss Symptoms

    We start by understanding the problem — which fixtures it affects, when it happens, and what you have already tried. While this guides where we focus the check, it also helps us work faster once we begin.

  2. 2.
    Systematic Camera Survey

    We trace the drainage from the affected area outward. We still record footage of every pipe section, joint, and connection until we find the fault causing the issue.

  3. 3.
    Diagnosis and Evidence

    Once we find the cause — root growth, a collapsed section, a moved joint, or a design fault — we document it fully with marked-up footage and images.

  4. 4.
    Report and Recommendations

    You get a clear report on the problem, where it sits, and the best way to fix it. We can also quote for repairs during the same visit.

Pricing guide

The cost of a targeted drainage investigation depends on how complex your drainage is and how long it takes to trace the fault, since simple cases take less time to solve than complex ones. We confirm the price before we start. Request a quote online.

Drainage Investigation — frequently asked questions

How is a drainage investigation different from a standard CCTV survey?

A standard survey gives a general check of your whole drainage system. Our investigation works differently — we trace your reported symptoms to find one specific fault. It may cover the full system, or just the affected part, depending on what you need.

Can you investigate drains under a building extension?

Yes. Our push-rod cameras can reach pipes running beneath extensions, conservatories, and other structures through existing manholes and access points. If there are no nearby access points, we can talk through options for creating one.

Will the investigation report help with an insurance claim?

Yes. Our investigation reports include timestamped footage, marked-up images, and clear condition checks that you can pass to your insurer. Each insurer decides what evidence it needs, so check with them first.

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