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Heston · TW5, TW4

Leak Detection in Heston

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

★★★★★ 5.0 from 20 Google reviews · trusted by Heston homeowners, landlords & property managers

Last updated 19 September 2026

Quick answer: If you have a suspected water leak at a property in Heston, 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. Leak detection is a fixed £650, usually carried out within 3 to 5 working days. Urgent same-day or next-day leak detection adds £200 on a weekday, or £300 in the evening, on a Saturday or a Sunday, making it £850 or £950 in total. Call 020 3051 8478.

Leak to dry to treated, one company in Heston

Heston's housing stock is dominated by 1930s semi-detached and terraced houses built around the old village and North Hyde, many extended over the decades with flat-roofed kitchens, garages and loft conversions. Add in postwar infill, converted properties near Heston Road split into flats, and ageing plumbing throughout, and the area has plenty of weak points where water can get in unnoticed.

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 Investigation

Tell rising damp, penetrating damp and condensation apart, so the right repair is done once. Damp investigation →

Areas of Heston we cover

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

Common leaks in Heston homes

Flat-roofed extensions on 1930s semis

Many Heston semis have had kitchen or bathroom extensions added with flat felt or asphalt roofs, now decades old. Once the covering perishes or splits at the joints, rainwater tracks slowly along joists and ceiling timbers rather than dripping straight through, so damp patches and sagging plasterboard often appear well after the roof itself has actually failed.

Upstairs bathrooms leaking into rooms below

In older Heston houses and converted properties split into flats, bathrooms are frequently positioned directly above living rooms or kitchens. A cracked shower tray, failed sealant around the bath, or a slow pipe joint under the floor can send water into the ceiling void below for weeks, showing up as staining or bulging plaster long before residents realise there is an active leak.

Perished seals and ageing plumbing in original 1930s homes

A large share of Heston's housing dates from the 1930s expansion around the old village, meaning original pipework, window seals and roof flashings are well beyond their expected lifespan. Perished rubber washers, cracked lead flashing and gaps around soil pipes let water seep in gradually, often escaping notice until skirting boards, floorboards or nearby walls have already absorbed significant moisture.

What our customers say

Excellent
Rated 5.0 / 5 based on 20 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 Heston?

Call 020 3051 8478 or report a leak online. We trace, dry and treat for homeowners, landlords and managing agents across Heston.

Book online

Frequently asked questions

How much does leak detection in Heston cost?
Leak detection is a fixed £650, usually carried out within 3 to 5 working days. Urgent same-day or next-day leak detection adds £200 on a weekday, or £300 in the evening, on a Saturday or a Sunday, making it £850 or £950 in total. 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 Heston

Damp and mould survey

Find the real cause of damp, mould or a leak in a Heston property, with a written report and photographs. Damp survey in Heston →

Structural drying

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

Mould removal

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