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Trusted by thousands across the UK

    Why Sussex homeowners choose LGS for their heating solutions

    From a single boiler repair to a full system replacement, LGS delivers reliable, compliant heating installations with transparent pricing and no hidden costs.

    • Certified across gas and renewables

      LGS holds Gas Safe registration, MCS certification and membership of RECC and Heat Geek, covering gas boilers and air source heat pump installations under one roof.

    • 10-year warranty registered for you

      All boilers fitted by LGS come with a 10-year manufacturer warranty, which the team registers on your behalf on the day of installation at no extra charge.

    • Transparent, fixed-scope installations

      Every boiler installation includes a full central heating power flush, inhibitor treatment, scale reducer fitting and complete rubbish removal from site at no additional cost.

      Our heating services

      LGS covers the full range of domestic heating requirements across Brighton, Hove, Lewes, Burgess Hill, Haywards Heath, East Grinstead, Horsham and Crawley.

      Boiler Installations

      Boiler Installations

      A new boiler installed by Gas Safe engineers, using trusted brands including Vaillant, Viessmann, Glow-worm, Worcester Bosch and Ideal.
      Boiler Installations
      Boiler Service

      Boiler Service

      Annual boiler servicing from our Gas Safe registered engineers, helping keep your system safe, efficient and reliable all year round.
      Boiler Service
      Underfloor Heating

      Underfloor Heating

      Expert installation of wet underfloor heating systems, delivering even, efficient warmth.
      Underfloor Heating

      Leading brands and systems we install and service

      LGS engineers hold manufacturer certifications and install approved products from the most reliable names in the heating industry.
      • Boiler installation and replacement

        Boiler installation and replacement

        Gas Safe certified boiler installation for Sussex properties.

        • All boilers supplied with a 10-year warranty, registered by LGS
        • Multiple leading boiler brands offered
        • Limescale reducers fitted to all combination boilers to extend system lifespan
      • Boiler servicing and repairs

        Boiler servicing and repairs

        Flue gas analyser testing for carbon monoxide absence and correct air-to-gas ratio

        • Certified repair service covering Viessmann, Worcester Bosch, Vaillant, Baxi, Glow Worm, Vokera and Ariston
        • Service completion sticker with next due date and LGS contact number
      • Central heating system installation

        Central heating system installation

        Full wet central heating system design and installation.

        • Complete systems designed for any property
        • Radiator installation, underfloor heating circuits and full pipework runs
        • Power flush and inhibitor treatment included

        How It Works

        Thinking about upgrading your heating, cooling or energy system? Here is exactly what to expect when you book with LGS, from first contact to a fully commissioned installation.

        • Initial Consultation and Assessment

          A qualified LGS engineer visits to check your property’s suitability, discuss your needs and outline likely costs and available grant funding.

        • Detailed Survey and System Design

          If suitable, we return for a full survey, from room-by-room heat loss calculations to solar roof and air conditioning assessments, to design the right system.

        • Installation and Certified Commissioning

          Our certified engineers install and commission your system, providing all paperwork for warranties, building regulations and grants.

          Ready to get started?

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          Hear From Our Customers

          Take a look at what our happy customers have to say about our work.

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            Boiler & Underfloor Heating FAQs

            Got questions about boiler installation, servicing, or underfloor heating? Here are the answers to some of the ones we're asked most often.

            Still have questions?
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            Latest News

            Catch up on the latest news, insights and advice from the LGS team.

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              Speak To Our Expert Team

              Get in touch today for expert advice and a free, no-obligation quote.
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