Specialists in boiler installs covering Llanelli, Swansea, Neath, Bridgend and the rest of South Wales


Established in 2009 OGS (Owen’s Gas services) provide a complete plumbing and heating service to the Llanelli community and beyond. Working closely with our customers is key to our success whether it is for the domestic trade or contract work. Our priorities are to offer the best advice at a competitive price to achieve customer satisfaction. At OGS we are proud to support an apprentice scheme.


New Boiler

If you want to install a new boiler or replace your old and ineffective system, you have come to the right place – here at OGS (Owen’s Gas Services) we are your local experts in all aspects of boiler installation.

Servicing & Repairs

Problems can occur with your boiler at home if it has been neglected and not had a regular boiler service. We always recommend that your boiler is serviced annually to ensure that it’s operating efficiently.

Power Flush

It’s important to start with explaining what a power flush is; a power flush is a cleansing process which aims to remove deposits of sludge, rust and any other debris from your central heating system.

Introducing the new Worcester Bosch 4000

  • The Greenstar 4000 is perfect for small to medium sized homes with one bathroom, it features a modern new design, an easy to use full colour text display and it’s quiet too.

  • The Greenstar 4000 has a wide power range to meet all of your heating and hot water needs, whilst doing so efficiently.
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Owen’s Gas Services Ltd (FRN 10973530) is authorised and regulated by the Financial Conduct Authority. Owen’s Gas Services Ltd. (FRN 10973530) acts as a credit broker and not a lender and do not receive a fee for the introduction.

Credit is provided by Novuna Personal Finance, a trading style of Mitsubishi HC Capital UK Plc authorised and regulated by Financial Conduct Authority. Finance options are offered subject to status and credit check which must be completed before commencement of works. A 14 day cooling off period applies to all applications. If cancelled within 14 days, alternative payment of full outstanding balance must be made.