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Finchley · N3, N12, N2, N20

Leak Detection in Finchley

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

Call 020 3051 8478Report a leak
★★★★★ 5 from 18 Google reviews · trusted by Finchley homeowners, landlords & property managers
Quick answer: If you have a suspected water leak at a property in Finchley, 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 £800 to £1500 depending on scale. Call 020 3051 8478.
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Leak to dry to treated, one company in Finchley

Finchley's housing runs from Edwardian and Victorian terraces around East Finchley to the wide streets of 1930s semi-detached and detached houses that dominate North Finchley and Church End, many since converted into flats. This mix of ageing pipework, flat-roofed rear extensions, loft conversions and stacked bathrooms in subdivided properties creates numerous routes for hidden water to travel unnoticed between floors.

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 Finchley we cover

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

Common leaks in Finchley homes

Flat-roofed extensions and garages

Many 1930s semi-detached homes across North Finchley and Woodside Park have single-storey rear extensions or integral garages topped with flat roofs. Ageing felt or asphalt coverings perish over time, allowing water to seep in slowly rather than through an obvious hole. The damp often tracks along joists before appearing as staining well away from the original entry point, delaying discovery.

Converted flats with stacked bathrooms

Victorian and Edwardian houses around East Finchley and Church End have frequently been divided into flats, stacking bathrooms above kitchens or living rooms. A failed shower tray seal or cracked waste pipe on an upper floor can send water into the ceiling below for weeks, since the leak is hidden within someone else's flat until a stain or sagging plaster finally appears.

Perished seals and ageing pipework

Properties in Whetstone and Totteridge that retain original or older replacement plumbing are prone to perished rubber washers, cracked compression joints and worn seals around baths and sinks. These faults rarely cause dramatic flooding, instead releasing water gradually behind tiling or under flooring, which encourages hidden mould growth and timber decay long before residents notice a problem.

What our customers say

Excellent
Rated 5.0 / 5 based on 18 reviews on

Was lovely working with the team and they did a fantastic and quick job to get all the mould out of my bathroom. Very much looking forward to working with them on other projects around my house!! Thank you for everything and shout out to Karim for being so sweet!

Mariama✓ a month ago

Omg what brilliant service, excellent the cleaner did a very good job was efficient he took his time and cleaned everything, highly recommend S. Bessim…

Susan Bessim✓ 2 months ago

Amazing company! They responding very quickly. They have a low prices as well, not crazy quotes like from others. Job has been done very quickly and team was very professional. I will use them in the future if I needed. Thanks!

Patryk Gutowski✓ 2 months ago

Really impressed with the whole experience. The surveyor did a proper, thorough job and didn't rush anything, they got to the root cause of the damp and explained it all clearly. Detailed, professional and reassuring from start to finish. Couldn't recommend them more highly.

Keiryn Raf✓ 3 months ago

Very professional and organised I must say came out and completed the work very efficiently customer service was excellent. Definitely recommend this damp and mould service to anyone looking for a job done correctly. :)

Joeie Rouse✓ 5 months ago
See all reviews on Google
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 Finchley?

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

Frequently asked questions

How much does leak detection in Finchley cost?
Leak detection is £800 to £1500 depending on the scale and access. 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 Finchley

Damp and mould survey

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

Structural drying

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

Mould removal

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