Speak to a Specialist
Speak to a Specialist
Osterley · TW7, TW5

Leak Detection in Osterley

Non-destructive water leak detection across Osterley, tracing hidden leaks with thermal imaging, acoustic sensors and tracer gas, then drying and treating the damage before it becomes mould.

★★★★★ 5.0 from 22 Google reviews
Quick answer: If you have a suspected water leak at a property in Osterley, our specialists trace the source without tearing the place apart, using thermal, acoustic and tracer-gas methods. A leak is not over when the water stops. Mould can start within 48 hours, so we find the source, dry the structure and treat any mould, all with one company. We confirm the price on a written quote once we understand the problem. Call 020 3051 8478, and if it is urgent, say so when you call.

Damp, mould & leak services in Osterley

Osterley's housing stock is dominated by well-established 1930s semi-detached and detached homes built around the Great West Road and Osterley Park estate, alongside pockets of post-war extensions and converted properties near Thornbury Road. These older suburban builds often retain original lead or cast iron plumbing, single-layer flat roof extensions and ageing bathroom waterproofing, all of which are prone to hidden leaks as materials degrade with age.

Leak Detection

Trace hidden water leaks without unnecessary damage using thermal, acoustic and tracer-gas methods. Leak detection →

Structural Drying

Dry walls, floors and voids after a leak or flood with monitored dehumidifiers, to completion. Structural drying →

Mould Treatment

Treat and prevent the mould that follows water damage, dealing with the moisture source first. Mould treatment →

Damp, Mould and Water Damage Assessment

One visit that tells rising damp, penetrating damp and condensation apart and finds what is feeding any mould, so the right repair is done once. About the Assessment →

Areas of Osterley we cover

We attend leaks right across Osterley and its neighbourhoods, including:

Common leaks in Osterley homes

Flat roof extensions over kitchens and garages

Many Osterley semis gained flat roofed kitchen or garage extensions from the 1960s onward, often finished in felt or asphalt. These coverings perish with age, and once the waterproof layer splits, water tracks along joists before showing as a ceiling stain. Owners frequently notice damage weeks after the seal actually failed, by which point insulation and plasterboard are already saturated.

Original 1930s plumbing runs under solid floors

Osterley's inter-war semis were built with plumbing routed beneath solid ground floors, unlike newer suspended timber layouts elsewhere. When these old pipes corrode or joints fail, escaping water spreads laterally beneath screed rather than pooling visibly, making the leak hard to trace without specialist detection and often resulting in prolonged, unseen damage to skirting and flooring.

Upstairs bathrooms leaking into ground floor ceilings

Many Osterley homes have had bathrooms retrofitted above rooms never designed for wet areas, with tray seals, grout and waste pipe joints ageing over decades. Perished silicone around baths and showers allows water to seep through floor voids, frequently surfacing as damp patches or sagging plaster on the ceiling below, sometimes long after the original seal actually failed.

What our customers say

Excellent
Rated 5.0 / 5 based on 22 reviews on
Tip: If your water meter ticks over with every tap off, or a wall or ceiling stays damp with no obvious cause, there is a hidden leak. Finding it early is far cheaper than repairing the mould and damage it leaves behind.

Suspect a leak in Osterley?

Call 020 3051 8478 or send us the details and we will agree a date with you. If it is urgent, say so when you call.

Frequently asked questions

How much does leak detection in Osterley cost?
We confirm the price on a written quote once we understand the problem. If it is urgent, call us on 020 3051 8478. You get a written, insurance-ready report identifying the source.
Will you damage my home finding the leak?
No. We use non-destructive thermal imaging, acoustic sensors and tracer gas to pinpoint the leak before any access is opened up, so repairs are targeted.
Do you fix the damage after finding the leak?
Yes. A leak is not over when the water stops. We dry the structure with monitored dehumidifiers and treat any mould, so it is handled end to end.
Do you provide reports for insurance claims?
Yes. Every leak investigation comes with a clear written report including the cause, photographic evidence and recommendations, formatted for insurers and managing agents.

More help in Osterley

Damp, Mould and Water Damage Assessment

Find the real cause of damp, mould or a leak at your Osterley property, with a written report and photographs. Assessment in Osterley →

Structural drying

Dry walls, floors and voids in Osterley after a leak or flood, monitored to completion. Structural drying in Osterley →

Mould removal

Treat black mould in your Osterley property and fix the moisture source behind it. Mould removal in Osterley →

See what you get before you speak to us: read a real report from start to finish.