Leak detection in Laleston
Leak detection in Laleston identifies concealed water leaks in incoming supplies and household fittings. ADI Leak Detection Bridgend arranges leak detection visits in Laleston through the office.

Non-invasive leak detection
Acoustic, thermal and tracer gas
Trace and access claim reports
Which leaks do engineers trace in Laleston?
The settlement also appears as Trelales, the name used for its Census housing figures. Detached homes comprise 59.5% of that accommodation, and the Church of St David provides a named local reference.
Detached homes form 59.5% of the Trelales Census 2021 accommodation and semi-detached homes 32.4%. Explain how the actual supply serves the building and any later extension or outside connection.
For an incoming water loss in Trelales, describe accessible controls and the known line towards the building. Explain changes to outside connections and any part concealed beneath hard surfaces.
Which parts of Laleston does ADI Leak Detection cover?
Leak detection covers Laleston and the places around it listed here.
- Trelales CF32
Local landmarks and terrain
- Church of St David (Laleston)
Who fixes a leak on your supply pipe in Laleston?
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 Laleston. 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 Laleston ask about leak detection?
Which name should I use for a Trelales water enquiry?
Trelales is the Census name, paired with Laleston in the checked place record. Either name can help identify the locality when you provide the property details.
Does CF32 identify every Trelales property?
CF32 is the checked settlement-point association. Another published description uses CF31, so give the property’s actual postcode district and location when discussing the enquiry.
How do you book leak detection in Laleston?
Send your postcode and a technical advisor calls back to arrange the visit with an engineer who covers Laleston.
Same or next day depending upon engineer availability.
