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Leak Detection Bank
Hidden water leaks in Bank pinpointed without opening floors or walls — acoustic, thermal imaging and tracer gas detection with no find, no fee, from engineers who know Bank buildings.
Local knowledge
Bank housing, from a leak engineer's side
This area is defined by historic banking halls converted to luxury residential, alongside modern commercial towers with plant rooms serving multiple tenants. Plumbing systems are often a hybrid of original Victorian drainage and modern pressurised installations. Deep basements and subterranean infrastructure create unique hydraulic pressures. Building fabric is dense, with thick walls and floors that obscure leak noise.
Engineer's note
In Bank's deep-complex buildings, we deploy thermal imaging to track temperature differentials in pipe runs and structural elements, followed by tracer gas for definitive isolation in pressurised systems.
Covered in Bank
- Hidden leaks under floors and in walls
- Underground supply pipe leaks
- Central heating and boiler pressure loss
- Underfloor heating loop leaks
- Flat-to-flat leak origin investigations
- Trace & access reports for insurance claims
What fails here
Common leak problems in Bank
01
Basement Level Ingress
Sub-grade spaces sit below the water table, with hydrostatic pressure testing old tanking. Ingress points are often at service penetrations, with water tracking along cable or pipe runs into adjoining spaces, making the source difficult to pinpoint visually.
02
Legacy Drainage Fractures
Original stone or cast-iron drains beneath converted buildings have settled or fractured. Wastewater escapes into surrounding ground, sometimes migrating into neighbouring cellar voids or sumps, presenting as unexplained damp or odour without a clear internal source.
03
Plant Room Condensate Management
Large HVAC plant rooms in commercial towers produce significant condensate. Failed drains or overwhelmed pumps lead to bulk water escape that follows predefined cable and pipe routes in raised floors or ceiling voids, affecting tenant spaces below.
04
Multi-Tenant Supply Line Leaks
Centralised pressurised water risers feed multiple tenant suites. A leak in one tenant's branch line, often within a partitioned ceiling void, can channel water along the structural slab to manifest in a common area or another tenant's space, creating liability disputes.
Three methods, one marked point
Acoustic survey
Ground microphones and correlators follow the sound of escaping water through floors and ground.
Thermal imaging
Infrared cameras reveal wet patches and buried heating runs through the floor surface.
Tracer gas
A safe hydrogen mix escapes through the exact failure point and rises to our surface detector.
Leak detection in Bank — FAQs
How quickly can you attend a leak in Bank?
Same-day appointments are usually available in Bank and across City of London, and next-day almost always. If water is actively escaping, say so when you book — live leaks are prioritised and we can talk you through isolating the supply while the engineer travels.
What does leak detection cost in Bank?
A fixed fee agreed at booking — typically £250–£450 for a domestic detection visit — covered by no find, no fee. That includes pressure testing per circuit, thermal imaging, acoustic survey and moisture mapping. Repairs are quoted separately before any work starts.
Do you know Bank properties?
Yes — This area is defined by historic banking halls converted to luxury residential, alongside modern commercial towers with plant rooms serving multiple tenants. Plumbing systems are often a hybrid of original Victorian drainage and modern pressurised installations. Deep basements and subterranean infrastructure create unique hydraulic pressures. Building fabric is dense, with thick walls and floors that obscure leak noise.
Can you provide a report for my insurer?
Every Bank detection visit can produce an insurer-ready trace and access report — cause, precise origin, methods used, moisture map and photos — typically within 48 hours.
Nearby in City of London
Read before you book
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ReadWhere we work
Bank & City of London
Map data © OpenStreetMap contributors.
Losing water in Bank?
Tell us the symptoms and your postcode. Fixed detection fee, agreed arrival window, no find no fee — confirmed before you book.
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