Leak detection across Merthyr Tydfil: the towns we cover
Leak detection coverage includes every Merthyr Tydfil CF postcode listed with the villages below.

Non-invasive leak detection
Acoustic, thermal and tracer gas
Trace and access claim reports
Which Merthyr Tydfil towns have their own leak detection page?
ADI Leak Detection Merthyr Tydfil has a page for each of these towns.
The team needs the individual premises details. Trelewis enquiries here concern properties within the county boundary.
Water leak detection in Merthyr Tydfil County Borough investigates concealed escapes in the named smaller settlements. This county site has a combined Troedyrhiw and Pentrebach page and individual pages for Aberfan, Trelewis and Bedlinog. Use the relevant locality to describe the actual property, water symptoms and accessible services. Trelewis enquiries here concern premises within the county.
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Water investigations for Troedyrhiw and Pentrebach in CF48, with combined Census housing evidence and Triangle Business Park context.
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Concealed water leak enquiries for Aberfan’s CF48 homes, with terraced and semi-detached accommodation in the Taff valley.
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Water investigations for Trelewis properties within Merthyr Tydfil, using CF46 evidence and local context from Parc Taf Bargoed.
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Water leak enquiries for Bedlinog’s CF46 homes, with predominantly terraced accommodation and its Taff Bargoed valley setting.
Who fixes a leak on your supply pipe in Merthyr Tydfil?
Responsibility for a supply pipe changes at the property boundary. Which water company serves your property depends on your town, and each town page names it, its leak line and its published guidance.
Is leak detection available between the Merthyr Tydfil towns?
For a Merthyr Tydfil county property beyond the named smaller-place pages, supply the locality and suspected water problem so the appropriate page and entry arrangements can be checked. Towns with dedicated town websites retain those pages. The CF48 and CF46 references identify researched settlements rather than every address in either postal district. Contact the team about your postcode
- CF48
- CF46
Is leak detection available at your postcode?
Give us your postcode and a technical advisor will confirm the engineer who covers it.
Same or next day depending upon engineer availability.
