247 Rapid Response
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247 Rapid Response engineer on a leak detection callout in Lewes

Lewes · East Sussex · South East England

Leak detection in Lewes.

Thermal imaging, acoustic, tracer gas, fluorescent UV dye, salt-test damp analysis. Scheduled 1 to 2 working days, target on-site 9am to 5pm slot. Across Lewes, Newhaven, Seaford, Peacehaven and the wider Lewes.

Insurance-grade reportingBS-compliant workmanship12-month workmanship guarantee
30-60 MINResponse time
12 MOWorkmanship guarantee
FULLYInsured & accredited
24/7365 days a year

Local context

Leak detection in Lewes: what we expect on site.

South East Water delivers hard water at 270 to 310 ppm CaCO3 across the Lewes district, and that mineral load does two things to pipework over time: it deposits scale that narrows bore and raises pressure differentials, and it masks slow pinhole leaks by depositing a thin crust that conceals the breach from visual inspection. The leaks we find most often in Lewes town and Seaford are buried supply pipes under original stone and brick floors, where a loss that has been running for months emerges only when a downstairs ceiling begins to stain.

Our survey methodology is non-invasive. Thermal imaging maps temperature anomalies across floors and walls; acoustic correlation pinpoints the leak source to within a few centimetres without lifting a single tile; where the pipe geometry or depth makes acoustic work inconclusive, we introduce a safe tracer gas that migrates to the surface and is detected above the leak point.

For Newhaven properties within the coastal flood zone, early detection of any supply or drainage leak is especially important, because saturated ground conditions can accelerate structural movement. Every survey concludes with an insurance-grade written report giving precise location, methodology, confidence level and photographic evidence. There is no callout fee; pricing is fixed after survey – see /pricing.

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Frequently asked

Leak detection in Lewes: your questions.

How fast can you reach Lewes for leak detection?
Scheduled 1 to 2 working days, target on-site 9am to 5pm slot. We do not run reactive 24/7 callouts in East Sussex unless the district is M25-adjacent (yours is not). Scheduled project visits are slot-booked from our north-west London base. Times quoted are best-effort targets, not contractual guarantees.
What does leak detection cost in Lewes?
Lewes leak detection survey from £449 for a 60 to 90 minute visit with written insurance-grade report (inc VAT for domestic). Any follow-on repair work charged at the hourly rate that applies at your zone and time of day, billed in 30-minute increments (see /pricing). Salt-test damp analysis from £125 per sample with 48-hour lab turnaround.
Do you cover all postcodes in Lewes?
Yes. We cover BN7, BN8, BN9, BN10, BN25, BN26 across Lewes, Newhaven, Seaford, Peacehaven and the rest of Lewes. Conservation-area cottages in central Lewes; coastal flooding history at Newhaven raises priority on any drainage backflow report.
What kit do you bring to Lewes for leak detection?
FLIR E76 (320×240 sensor) or FLIR E96 (640×480 sensor) thermal imaging camera (sensitive to <0.04°C), Sewerin Aquaphon A150 acoustic correlator with rod and ground microphone, 5% hydrogen / 95% nitrogen tracer gas safe mix (BS EN 14338-compliant), Spectroline OPX-365 UV dye inspection lamp, and Protimeter Surveymaster moisture mapping tool.
Will the report be accepted by my insurer in Lewes?
Yes. Our written leak detection reports are accepted by every major UK insurer for trace-and-access policy claims: LV, Aviva, Direct Line, Admiral, Hiscox, Zurich, AXA, RSA, NIG, Allianz, Ageas, Legal & General. Reports include location coordinates, leak rate or drainage condition estimate, photographic evidence, thermal image scans, and a recommended-repair section the customer can hand to any contractor.

Other South East services

Pair this with our other South East service.

We run both drainage and leak detection across Lewes. Drainage handles the unblock + survey + relining work; leak detection handles the forensic trace + insurance report side. Many customers book both on the same visit.

Need a 24/7 emergency engineer?

30 to 60 minute response across every London borough. Gas Safe registered. 12-month workmanship guarantee.