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Boiler Installation in London

Browse trusted local Boiler Installation in London on TrustATrader, all vetted, with photos of completed work, and reviews from previous customers.

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Local Boiler Installation Specialists

We have found a selection of the best, most reliable Boiler Installation Specialists in your area. You can click on a trader profile to find out more information, send email/SMS enquiry, or add them to your call back list.

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  • Heating Engineers & Gas Fitters in London. Covering London

    C Anderson & Sons LLP is a long established family business with more than 40 years in the plumbing and heating trade. Mr Anderson snr. has been...

    276 reviews / 4.45 out of 5

    Arrived at the office of C Anderson, attended promptly to answer my questions regarding my thermostat.

    London
    London
    SW6 7BP
  • Heating Engineers & Gas Fitters in London. Covering South London

    Green Plumbers & Heating Services Ltd is a trusted, professional firm of heating engineers based in South London with 35 years combined experience...

    66 reviews / 4.97 out of 5

    I have used Green Plumbers twice, on both occasions the service was excellent and good value. On the first occasion Michael Garvey fitted a new...

    London
    SW4 0HY
  • Heating Engineers & Gas Fitters in London. Covering Westminster and surrounding areas

    K Marsh Plumbing & Heating Ltd is a trusted, professional firm of Plumbing and heating engineers with 40 years’ experience in plumbing and central...

    177 reviews / 4.95 out of 5

    I am very fussy and perfectionist almost OCD and I contacted couple of companies prior to K Marsh Plumbing & Heating and didn’t like they...

    London
    Kent
    W9 2QA
  • Heating Engineers & Gas Fitters in London. Covering West London and surrounding areas.

    Plumb London has been providing trusted, rated local plumbing services in and around all of the London area for many years, offering reasonable...

    239 reviews / 4.78 out of 5

    Plumber Charlie arrived on time and did the work really well. Even sealed up the washbasin for me which was a nice added bonus

    London
    W7 2HR
  • Heating Engineers & Gas Fitters in London. Covering London

    Mayfair Plumbers are a Gas Safe registered company with over 17 years of experience in the industry. During this time, we have encountered a vast...

    107 reviews / 4.91 out of 5

    I cannot recommend Mayfair Plumbers highly enough. The quality of workmanship, professionalism and reliability have been exceptional throughout...

    London
    SE18 6EU
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    TrustATrader Guarantee for extra peace of mind. TrustATrader Guarantee easily covers your next job via TrustATrader to provide extra peace of mind. Click this icon within the listing to register your TrustATrader Guarantee. Find out more

  • Heating Engineers & Gas Fitters in London. Covering all of Lewisham Borough.

    We are South East London’s 5-star 🌟🌟🌟🌟🌟 rated boiler specialists, with over 30 years of trusted expertise. We handle all boiler breakdowns, as...

    266 reviews / 4.9 out of 5

    Very happy with my new boiler, very efficient and very impressed with the Aftercare, highly recommend anyone needing a their boiler replaced in Orpington.

    London
    SE6 1AA
  • Heating Engineers & Gas Fitters in London. Covering Clapham and surrounding areas

    EPG Specialists Limited is a trusted, professional firm of heating engineers based in London with 17 years’ experience in central heating...

    36 reviews / 4.99 out of 5

    Fixed leaking boiler. Came over as arranged and sorted it promptly. Friendly and helpful would recommend to anyone!

    London
    Clapham
    SW4 7TB
  • Heating Engineers & Gas Fitters in London. Covering all London areas.

    About UsDavis & Gold Ltd are trusted heating engineers based in London, delivering Gas Safe registered plumbing and heating services with a strong...

    48 reviews / 4.89 out of 5

    I am pleased with my new walk in shower and Vaillant ecofit Pure combination boiler. The work was done by Davis and Gold with a minimum of fuss...

    London
    Greater London
    N1 6AA
  • Heating Engineers & Gas Fitters in Waltham Forest, London. Covering London, Essex & Hertfordshire

    PHC Services Ltd provides professional central heating installation, servicing and repair across London. With fifteen years’ experience, we...

    18 reviews / 4.98 out of 5

    Sean came round to help with a leak in our ceiling, located the issue quickly, was helpful, punctual and tidy. Would definitely recommend, cheers Sean!

    Waltham Forest, London
    E4 7PH
  • Heating Engineers & Gas Fitters in London. Covering all areas of North and East London.

    PlumbWise specialise in boiler installations and are experienced in all types of central heating systems and plumbing work. All of our engineers...

    229 reviews / 4.96 out of 5

    Thank you so much - the best plumber I've ever used. 1st class service. Absolutely brilliant. I couldn't have picked a better plumber.

    London
    NW8 0PA
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Our average rating for Boiler Installation

5.0 - 5.0 out of 5 from 36027 reviews

  • Kohls Heating Services, London

    5 out of 5.0

    "Mason was really helpful and went above and beyond to help me with my boiler service and thermostat this Saturday. He was..."

    Lucy Dowling on 14th November 2026

  • Harlow Heating and Gas Services, Harlow

    5 out of 5.0

    "Connor was on time, friendly and polite throughout. He told me exactly what he was doing and what needed to be done. I..."

    Debbie Finch on 14th November 2026

  • James Wright Heating Services Ltd, Sidcup

    5 out of 5.0

    "James was fantastic - the job took a lot longer than expected - needed more parts (which luckily he had) and James was..."

    Deborah Sinclair on 14th November 2026

  • Heatflow Plumbing & Gas Ltd, London

    5 out of 5.0

    "Fantastic job and was able to fit me in earlier than expected. Thanks again"

    Fabian John on 13th November 2026

  • Boss Plumbing Services Ltd, Welwyn Garden City

    5 out of 5.0

    "Excellent service from start to finish. Daniel installed our new water cylinder quickly, professionally, and left..."

    Harj Bhatti on 13th November 2026

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