# Plumbers in Cardiff

639 plumbers near Cardiff, ranked by the strength of independent public evidence (reviews, verified credentials and registry data cross-checked across named sources — no ads, no paid placement). Below are the top 12 by evidence.

| Trader | Location | Rating | Reviews | Named sources |
| --- | --- | --- | --- | --- |
| [Element Gas](https://mytrustedtraders.com/traders/element-gas) | Caerphilly | 5.0/5 | 140 | Checkatrade, Companies House |
| [FLOW PLUMBING AND HEATING LTD](https://mytrustedtraders.com/traders/flow-plumbing-and-heating-ltd-2) | Cardiff | 5.0/5 | 170 | Checkatrade, Companies House |
| [Griffin Plastering Services](https://mytrustedtraders.com/traders/griffin-plastering-services) | Cardiff | 5.0/5 | 187 | Checkatrade, Companies House |
| [Supreme Plumbing](https://mytrustedtraders.com/traders/supreme-plumbing-3) | Cardiff | 4.9/5 | 71 | Checkatrade, TrustATrader, Website |
| [Smc Plumbing and Heating](https://mytrustedtraders.com/traders/smc-plumbing-and-heating-2) | Cardiff | 5.0/5 | 768 | MyBuilder |
| [MJ Flook Plumbing](https://mytrustedtraders.com/traders/mj-flook-plumbing) | Cardiff | 5.0/5 | 503 | MyBuilder |
| [PLOCHL LTD](https://mytrustedtraders.com/traders/plochl-ltd-2) | Cardiff | 5.0/5 | 155 | Checkatrade |
| [Limegreen](https://mytrustedtraders.com/traders/limegreen) | Cardiff | 5.0/5 | 261 | Checkatrade |
| [Pen-y-Bryn Services Plumbing](https://mytrustedtraders.com/traders/pen-y-bryn-services-plumbing) | Cardiff | 5.0/5 | 103 | Checkatrade |
| [A.T.H.Plumbing and Maintenance](https://mytrustedtraders.com/traders/athplumbing-and-maintenance) | Cardiff | 5.0/5 | 173 | Checkatrade |
| [MSK Handyman Services](https://mytrustedtraders.com/traders/msk-handyman-services) | Cardiff | 5.0/5 | 96 | MyBuilder |
| [Instant Gas](https://mytrustedtraders.com/traders/instant-gas) | Cardiff | 4.8/5 | 193 | MyBuilder |

Each trader's full public-evidence record is at its profile URL (append `/md` for a Markdown version). See all plumbers in the United Kingdom at `https://mytrustedtraders.com/find/plumbers`.

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Source: MyTrustedTraders — https://mytrustedtraders.com/find/plumbers/cardiff
Real public evidence only: every figure traces to a named source and is cross-checked. If a source does not carry a field, it is not shown.