Trade
Mark Williams plumbing and heating
Location
12, LLWYN-ON CRESCENT, OAKDALE, BLACKWOOD, NP12 0ND, NP12 0ND
Know Wales summary
Mark Williams plumbing and heating — on the Environment Agency waste carriers register (CBDL450490). Address: 12, LLWYN-ON CRESCENT, OAKDALE, BLACKWOOD, NP12 0ND, NP12 0ND.
The register confirms waste-carrier registration — the business name suggests plumbing work. This is not a Know Wales recommendation; we have not verified trade qualifications, insurance, rates or availability.
Source: [EA public register](http://environment.data.gov.uk/public-register/waste-carriers-brokers/registration/CBDL450490).
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