We provide quality heating services across South West Wales and the surrounding areas.

If you require cost effective, reliable heating and plumbing engineers then look no further. We cater to all domestic and business customer's central heating systems, gas & oil services and plumbing requirements.

We have the knowledge and expertise needed to ensure that you receive nothing but the best service. Our reputation has been developed through hard work and reliability which is why we are the area's number one choice for gas, oil and plumbing related work.

We Offer 10 Months’ Interest Free Credit
Heating Services Swansea
Worcester Boiler Cardiff

We are a Worcester Accredited Installer

Worcester Accredited installers are recognised domestic and commercial heating companies that meet or exceed the standards of sustained quality of installation, service and customer care.

These installers are accessible, through the official Worcester Bosch website.

Worcester Bosch ensure our clients receive a high standard of workmanship and professionalism, our accredited companies are monitored by several recognised trade and industry bodies.


To ensure our customers receive a high standard of workmanship and professionalism our company is accredited and monitored by several trade and industry bodies.

  • Worcester Boiler Installation Swansea
  • Gas Safe Register- H2O Heating & Gas Services Ltd
  • OFTEC- H2O Heating & Gas Services Ltd
  • Hetas- H2O Heating & Gas Services Ltd

We offer you the highest quality workmanship and services

Our Services Include:

  • Boiler Installation
  • Boiler Repairs
  • Oil Tanks
  • Aga Installation & Servicing
  • Central Heating Installations
  • Gas Safety Inspections
  • Energy Efficient Advice
  • General Plumbing
  • Hob & Gas Oven Fitting
  • Landlord Safety Certificates
  • Replacement Radiators
  • Shower & Bathroom Fitting
  • Replacements & Repairs
  • Washing & Dishwasher Machines
  • Woodburners
Novuna Personal Finance

H2O Heating and Gas Services Limited (FRN 914572) is an Introducer Appointed Representative of Tradehelp Ltd, who are authorised and regulated by the Financial Conduct Authority (FRN 679812). H2O Heating and Gas Services Limited introduce customers to TradeHelp Ltd and do not receive a fee for the introduction. TradeHelp Ltd are a credit broker, not a lender, and offer loans from 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 the full outstanding balance must be made.

Looking for trustworthy and reliable heating and plumbing engineers?

H2O Heating & Gas Services Ltd Llanelli

Areas We Cover

We provide gas and central heating services to homes and businesses across South West Wales.

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