Hidden leaks. Considered repairs.Berkshire · London · the surrounding counties

The Exact Source library

A little understanding.
A clearer next step.

Practical explanations for the questions that come before, during and after a leak investigation.

32 practical guides

Costs & booking

What does leak detection cost?

Compare the complete scope of a quote, from investigation to the work that follows.

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Reports & insurance

Trace and access, explained clearly

Understand the difference between locating a leak, reaching it and repairing the plumbing.

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Costs & booking

How to prepare for a leak investigation

Useful arrangements that help the visit, without diagnosing the problem yourself.

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Heating

Is it the boiler or a hidden pipe leak?

Why a falling pressure reading is a starting point, not a location.

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Heating

Heating leaks beneath a finished floor

What the construction and circuit layout mean for a concealed repair.

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Heating

Does a cold underfloor patch mean a leak?

Consider flow and controls as well as the possibility of leaking water.

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Detection methods

What a thermal camera can and cannot show

A practical explanation of temperature images during leak investigation.

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Detection methods

Why use tracer gas to find a water leak?

When a carefully prepared test can help with a quiet or concealed fault.

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Detection methods

Listening for a buried water leak

How acoustic investigation helps, and why silence is not a guarantee.

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Detection methods

Does a high moisture reading prove a leak?

Why a pattern across a material is more useful than an isolated number.

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Water supply

A high water bill: questions to ask first

Separate billing and usage changes from a possible hidden loss.

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Water supply

Who is responsible for a water supply pipe?

Why boundaries and shared arrangements should be clarified before repair.

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Water supply

Arranging a visit for a shared supply

Bring together the contacts and access needed for a useful investigation.

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Water supply

A wet driveway: why the first puddle can mislead

What to consider before opening an external surface.

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Water supply

What to do after a leak letter from your water company

Organise the supplier’s information before arranging private pipework investigation.

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Inside the home

Ceiling leak: plumbing or rainwater?

Use the pattern of the problem to guide the right investigation.

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Inside the home

Could the damp be condensation rather than a leak?

Understand why similar-looking patches can require different remedies.

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Repair & aftercare

What happens after the plumbing is repaired?

Testing, reporting and planning the return of your finishes.

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Repair & aftercare

Access and reinstatement: where the package stops

A clear distinction between reaching a pipe and restoring the surrounding surface.

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Costs & booking

How to compare leak detection companies

Questions that reveal the real scope behind a reassuring headline.

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Costs & booking

Seven questions worth asking before booking

Settle the practical details before paying a deposit.

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Reports & insurance

What should a leak investigation report record?

A useful report makes the observations and the work understandable.

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Reports & insurance

Questions for your insurer before a leak visit

Clarify approval and evidence requirements before committing to work.

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Property & access

A landlord’s checklist for arranging a leak visit

Keep authority, access and the occupier’s information aligned.

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Property & access

Why access to the flat above matters

An investigation is stronger when both the damage and possible source can be assessed.

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Property & access

Leak investigation in a period home

Account for altered plumbing routes and sensitive building fabric.

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Property & access

Planning a commercial leak investigation

Prepare the systems information and permissions needed at a working site.

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Property & access

A leak after renovation: information to keep

Build a useful timeline without guessing who or what caused the problem.

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Inside the home

What to note when a leak comes and goes

A simple symptom history can help explain a difficult pattern.

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Detection methods

Does non-invasive detection mean no damage?

Understand what investigative methods can reduce, and why repairs still need access.

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Inside the home

An active water leak: the immediate priorities

Focus on safety and limiting water loss while arranging appropriate help.

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Repair & aftercare

Understanding the workmanship warranty

Know which work the 12-month repair warranty relates to.

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Contact us

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