How do you find a hidden water leak without digging up floors?

We use specialist non-destructive equipment including acoustic listening devices, thermal imaging cameras and moisture meters. These allow us to pinpoint the source of a hidden leak behind walls, under floors or beneath concrete without unnecessary damage to your property. We only open up the area we need to access once the leak location is confirmed.

What are the signs I might have a hidden leak?

Common signs include unexplained increases in your water bill, damp patches on walls or ceilings, the sound of running water when everything is turned off, or a drop in water pressure that has no obvious cause. Mould or musty smells in a room can also indicate a slow, ongoing leak. If you notice any of these, it's worth calling us for an inspection.

Can a small leak cause serious damage if left?

Yes. Even a slow drip can cause significant structural damage over time, including rot, mould, compromised plasterwork and, in the worst cases, weakened joists or flooring. The sooner a leak is identified and repaired the less damage it causes and the lower the cost of putting things right.

Do you repair the leak as well as detect it?

Yes. We locate the leak, carry out the repair, and then test to confirm the leak has been fully resolved before we leave. You won't need to organise a separate plumber to fix what we find.

Will my insurer accept a leak detection report?

Most insurers will accept a written report from a qualified plumber detailing the location, cause and repair of a leak. We can provide full documentation of the detection and repair work carried out, which can support a claim for any resulting damage. We recommend contacting your insurer before work begins if you plan to claim.

Leak Detection in Shepperton

Accurate, non-destructive leak detection in Shepperton — we trace hidden leaks quickly to save you time, water and money.

5.0 · 73 verified reviews

Clear & Upfront Pricing
24/7 Callouts, 365 Days A Year
Trusted Local Business
Gas Safe Registered Installers
£5,000,000 Public Liability Insurance

01932 556332

Shepperton Plumbers engineer using leak detection equipment in Shepperton

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Accurate Leak Detection in Shepperton

Hidden water leaks can cause serious damage long before you spot them — damp patches, peeling paint, a musty smell, unexplained rises in your water bill, or a boiler that keeps losing pressure. Shepperton Plumbers specialise in tracing leaks quickly and accurately across Shepperton and the surrounding TW17, TW16, TW18, KT16, KT13, KT12, TW15 and KT15 areas, so the problem can be fixed before it gets worse.

Finding the exact source of a leak takes experience and the right approach. Rather than tearing up floors and walls on guesswork, we use careful, non-invasive methods to locate the leak precisely. That means less mess, less disruption to your home and a repair that's targeted where it's actually needed — which usually keeps costs down too.

Leak detection in Shepperton needs a careful eye because hard water, older joints and altered layouts can hide the source, especially in homes that have had extensions or bathroom upgrades.

Whether the leak is on a heating pipe, a concealed supply pipe or beneath a bathroom floor, our Gas Safe registered engineers will find it and put it right. We'll keep you informed throughout and make sure everything is watertight before we leave. For leaks that can't wait, we're available 24/7.

Call 01932 556332

Shepperton Plumbers engineer using a thermal imaging camera for leak detection in Shepperton

Our Leak Detection Process

Report the signs
Damp patches, rising water bills, low pressure or the sound of running water — tell us what you’ve noticed.
Non-invasive investigation
We trace the leak accurately, minimising disruption and avoiding unnecessary damage to floors and walls.
Pinpoint the source
We confirm exactly where the leak is coming from so the repair can be targeted and cost-effective.
Repair & reassure
We carry out the repair and check the system is watertight, keeping you informed at every stage.

Common leak detection problems we fix in Shepperton

If you need a reliable plumber in Shepperton, we can trace leaks without tearing your home apart. From riverside cottages to family homes near Shepperton Studios, our leak detection work is careful, practical and aimed at finding the source fast.

Hidden Floor Leak

A hidden leak under the floor often shows up as warm patches, rising damp or timber that starts to soften. We check pipe routes, use moisture readings and isolate sections carefully so the leak can be found with as little disruption as possible.

Meter Still Running

If your water meter is still running when everything is switched off, there is usually a leak on the internal pipework or the supply line. We test the system in sections, confirm whether the loss is inside or outside, and explain the next steps clearly.

Damp Wall Patches

Damp patches on walls can come from slow leaks in pipework, faulty joints or condensation that has been mistaken for plumbing trouble. We inspect the affected area, use non-invasive testing where possible, and trace the moisture back to the real cause before any repair is started.

Ceiling Leak Trace

A leak through the ceiling often means water is travelling from a bathroom, heating pipe or upstairs appliance before it shows below. We look for staining patterns, pressure loss and active drips, then pinpoint the source so the right repair can be made first time.

Thermal Leak Detection

Thermal imaging and acoustic leak detection let us find leaks that are hidden behind plaster, under floors or in hard-to-reach pipe runs. These methods help us spot temperature changes and listen for escaping water, which is often far quicker and cleaner than opening up walls at random.

Mains Pipe Leak

A mains supply pipe leak can cause low pressure, a high bill or wet ground outside, even when the house looks dry. We assess the incoming supply, carry out pressure checks and locate the break accurately, whether your property is in TW17 or nearby in Walton or Chertsey.

Expert Advice

“For leak detection in Shepperton, I try to trace the source with the least disruption possible, whether it's behind a bath, under a floor or within a wall. Hard water and ageing joints can make small leaks more common than people expect.”

AaronPlumbing & Drainage Engineer15 years’ experience

Frequently Asked Questions

: We use specialist non-destructive equipment including acoustic listening devices, thermal imaging cameras and moisture meters. These allow us to pinpoint the source of a hidden leak behind walls, under floors or beneath concrete without unnecessary damage to your property. We only open up the area we need to access once the leak location is confirmed.
: Common signs include unexplained increases in your water bill, damp patches on walls or ceilings, the sound of running water when everything is turned off, or a drop in water pressure that has no obvious cause. Mould or musty smells in a room can also indicate a slow, ongoing leak. If you notice any of these, it's worth calling us for an inspection.
: Yes. Even a slow drip can cause significant structural damage over time, including rot, mould, compromised plasterwork and, in the worst cases, weakened joists or flooring. The sooner a leak is identified and repaired the less damage it causes and the lower the cost of putting things right.
: Yes. We locate the leak, carry out the repair, and then test to confirm the leak has been fully resolved before we leave. You won't need to organise a separate plumber to fix what we find.
: Most insurers will accept a written report from a qualified plumber detailing the location, cause and repair of a leak. We can provide full documentation of the detection and repair work carried out, which can support a claim for any resulting damage. We recommend contacting your insurer before work begins if you plan to claim.