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Need a plumber or heating engineer in Belfast, Newtownabbey, Larne or Carrickfergus?

Gas & oil boiler replacement, repairs and service; heating system installation and maintenance; general household plumbing - HSMS is a well-established business offering a comprehensive range of quality and cost-effective services.

Belfast Plumbers & Boiler Services

We are Gas Safe registered engineers, which means you enjoy the benefits of safe and efficient gas services. From 1st April 2010 the gas engineer registration scheme in Northern Ireland transferred to Gas Safe from Corgi.

Gas & Oil Boiler Service & Repairs

  • Routine boiler maintenance and breakdown repairs
  • Landlord's gas safety certificates
  • Electronic gas flue analysis

Boiler Installer

  • Boiler installations - new and upgrades
  • Gas or Oil burners
  • Top brands, high-efficiency band A boilers

Heating Systems

  • Installation, upgrade and maintenance of wet central heating systems
  • Chemical power flushing


  • Fixing burst pipes or other types of water leakage
  • Installations of new bathrooms, showers and fitted kitchens
  • Miscellaneous plumbing work, including provision of new services or alteration of existing supply

Emergency Repairs

We offer a 24 hour call out service to deal with emergency plumbing & heating problems such as a boiler breakdown or burst pipes. This service is subject to availability and additional out-of-hours charges.

Where we work

We serve customers in:

  • South Belfast and West Belfast, including Finaghy, Dunmurry, Poleglass
  • East Belfast, including the Titanic Quarter
  • Belfast City Centre
  • North Belfast and Newtownabbey, including Glengormley, Mallusk, Monkstown, Carnmoney, Whiteabbey, Jordanstown, Greenisland
  • Carrickfergus and Whitehead
  • Larne
  • Ballyclare, Doagh and Templepatrick

If your property is within these areas, we are your local plumber and heating engineer.

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