Leak detection in Gilwern
Leak detection in Gilwern locates concealed leaks in domestic pipework and water fittings. ADI Leak Detection Monmouthshire arranges leak detection visits in Gilwern through the office.

Non-invasive leak detection
Acoustic, thermal and tracer gas
Trace and access claim reports
Which leaks do engineers trace in Gilwern?
The NP7 village extends to either side of the River Clydach. Detached homes account for 56.9% of Gilwern's Census accommodation, with semi-detached homes at 24.6%; identify branches serving extensions or outbuildings.
Detached homes make up 56.9% of Gilwern’s Census 2021 accommodation; semi-detached homes account for 24.6%. Describe extensions or outbuildings connected to the home’s water system.
At a Gilwern property, identify the fittings nearest a damp patch and explain changes after their use. A record of moved kitchens or utility connections may help establish concealed branches.
Which parts of Gilwern does ADI Leak Detection cover?
Leak detection covers Gilwern and the places around it listed here.
- Gilwern NP7
Local landmarks and terrain
- River Clydach
Who fixes a leak on your supply pipe in Gilwern?
Who owns the private supply pipe?
The property owner owns the private supply pipe between the street boundary and the internal stop tap.
What happens if a private supply pipe serves several properties?
Welsh Water says it will discuss repair options when it finds that a private supply pipe is shared.
Source: Dŵr Cymru Welsh Water guidance, checked 4 November 2026.
Report a leak on Dŵr Cymru Welsh Water's side of the boundary to Dŵr Cymru Welsh Water on 0800 052 0130, 24 hours a day, 7 days a week, or online at dwrcymru.com. Leaks inside the property and on its own supply pipe are the work we do.
Dŵr Cymru Welsh Water is the sewerage company for Gilwern. Pipes serving more than one property, or serving a single property outside its boundary, are probably Welsh Water’s responsibility. Pipes serving only your property within its boundary are your responsibility.
Source: Dŵr Cymru Welsh Water guidance, checked 4 November 2026.
What do people in Gilwern ask about leak detection?
Which alterations matter to a Gilwern domestic-water enquiry?
Describe moved fittings and rooms added to the building. Their connection positions can help explain pipework concealed behind surfaces.
Does Gilwern’s river setting identify a leak cause?
The River Clydach is locality context. The property’s symptoms, accessible connections and water-use pattern supply the investigation evidence.
How do you book leak detection in Gilwern?
Send your postcode and a technical advisor calls back to arrange the visit with an engineer who covers Gilwern.
Same or next day depending upon engineer availability.
