Llantwit Major · CF61

Boiler Installation in Llantwit Major

The coastal Vale gets treated as an afterthought by the big installers. LMB treats it as part of the patch: fixed price online, every install certified.

★★★★★ 5.0 from 197 Google reviewsGas Safe registeredBaxi Approved Installer

Llantwit Major sits far enough from Cardiff and Bridgend that the national installers treat it as a nuisance mile on the route map. The result is familiar to anyone who has tried to book a trade here: long waits for quotes, prices that drift, and engineers who would rather be somewhere closer to the depot. LMB quotes Llantwit Major from the same price list and the same diary as everywhere else on the patch.

From the old town to the estates

The town is really two housing stocks in one. The old centre is narrow lanes and stone buildings, where boilers live in tight spaces and flue routes need thought. Around it sit the post-war and modern estates, where most jobs are straightforward combi swaps done in a day. St Athan and the surrounding villages add everything from ex-MOD housing to newer developments.

The quote tool prices all of it the same way: answer a few questions, get a fixed fitted price in about 90 seconds, and anything genuinely unusual about your house is flagged and itemised before you book, not discovered when the floorboards come up.

What a new boiler costs in Llantwit Major

Installations start from £1,900 fitted, including the boiler, standard pipework and valves, a standard flue, system fill and commissioning, removal of the old boiler, your Gas Safe certificate and the Building Regulations notification. Finance options are available, and a £100 deposit reserves your installation date.

Certified every time, checkable every time

Every LMB installation is registered, certified and notified to Building Regulations as standard, with the manufacturer warranty set up in your name on the day. And the track record is public: 197 Google reviews at a 5.0 rating, written by named customers. Llantwit Major is a planned-jobs town for LMB, honestly a longer run from Pencoed than Bridgend or Pyle, so installs are booked on confirmed dates and the dates are kept. The reviews are the evidence for that claim too.

5.0 from 197 Google reviews

Named customers, public reviews

Quoted verbatim from LMB’s public Google profile. Nothing edited, nothing invented.

5.0
★★★★★
197 Google reviews
Every single review is five stars
5100%
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Read all 197 reviews on Google
MB
Matthew Betts
March 2026
★★★★★
Boiler installBridgend
Done a great job installing a Baxi boiler today in Bridgend! Can't recommend highly enough!
KA
keegan alexander-rees
April 2026
★★★★★
Brilliant service, would definitely have Lloyd back and would recommend to anyone for either big or small jobs!
L
Leigh
March 2026
★★★★★
Repair
Thank you Lloyd for helping, advising and completing work on a problematic boiler. All work was done as quickly as possible. 5 STAR rating to a friendly, professional local company.
From his Google profile, not a stock library

Real jobs, photographed by Lloyd

Worcester combi boiler installed by Lloyd, dated commissioning sticker visible on the case
A combi install with the dated LMB commissioning sticker on the case.
White column radiator with chrome crosshead valves installed by Lloyd
Column radiator with chrome crosshead valves, fitted and balanced.
Lloyd Bargery standing in front of his sign-written LMB Plumbing and Heating van
Lloyd and the LMB van. The engineer who quotes is the engineer who turns up.

Questions people ask

Do you cover St Athan and the villages near Llantwit Major?

Yes. Llantwit Major, St Athan, Boverton and the surrounding villages are covered, provided the property is on mains gas. Oil and LPG systems are outside scope and Lloyd will say so straight away if that is your setup.

How quickly can you fit a boiler in Llantwit Major?

The online quote tool shows live availability, so you see the real diary rather than a guess. Llantwit Major installs are planned jobs on confirmed dates, and a straight combi swap is normally completed in a single day on site.

Is the price higher because of the distance?

No. The fitted price comes from the same price list as Pencoed and Bridgend jobs. It depends on the boiler and the work, not the mileage.

What paperwork do I get?

The Gas Safe certificate, the Building Regulations notification and a registered manufacturer warranty, all handled as standard on every installation. You finish the job with the documents, not a promise of them.

Ready for a number, not a maybe?

Answer a few questions about your home and get a fixed, fitted boiler price in about 90 seconds. No visit, no callback, no pressure.