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Holywell · Trades

Plumbers and heating in Holywell

Boilers, leaks and heating in Holywell — Gas Safe first, then a clear quote.

Before gas or boiler work in Holywell, check Gas Safe registration and get a written quote for labour and parts. Evening and emergency call-outs usually cost more than daytime visits.

Source: Gas Safe Register · Checked: 2026-08-20 · Gas work and heating engineers serving Holywell, Wales

Gas Safe
Check the engineer’s ID card before gas work
Quote first
Agree labour and parts before the job grows

What to know

Gas work is not optional

Anyone who works on gas appliances in Holywell must be on the Gas Safe Register. Ask to see the card. Oil boilers and unvented cylinders have their own competence schemes — ask which one applies.

Quotes and call-outs

Ask what the call-out covers, whether evenings cost more, and whether diagnosis is free if you proceed.

Local note for Holywell

Gas Safe registration is mandatory before any gas or boiler work — check the engineer's ID card at the door.

Recommended

C S PLUMBING & HEATINGTrade

EA register CBDL33541 — name suggests plumbing; not verified by Know Wales.

MOS HEATING LTDTrade

EA register CBDU544483 — name suggests plumbing; not verified by Know Wales.

Gwespyr Heating CoTrade

EA register CBDL650704 — name suggests plumbing; not verified by Know Wales.

Common questions

How do I check Gas Safe?
Search the engineer or firm on gassaferegister.co.uk and match the card they show on site.

We have not listed traders here yet — use the guidance above and check official registers before you hire. How we choose · Sources

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