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7 Years
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Emergency
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Trusted Heating Contractors in Brighton & Sussex
Hartswood Heating is a professional heating company based in Sussex, serving Brighton, Shoreham, and surrounding areas. With Gas Safe registered engineers and MCS certification for heat pump installations, we specialise in boiler installation, servicing, and repairs, renewable heating solutions, and landlord gas safety certificates. Our team combines technical expertise with a commitment to customer satisfaction, offering tailored advice and transparent pricing. As Which? Trusted Traders, we prioritise honesty and reliability, ensuring all work meets industry standards.

From unvented cylinders to smart heating controls, we deliver efficient, future-proof solutions for residential and commercial properties. Our services include annual boiler maintenance, emergency repairs, and comprehensive heating system upgrades, supported by fixed-price guarantees and competitive rates. With over a decade of combined experience, we focus on minimising disruption while maximising system longevity and energy efficiency for every client.
Services
Boiler Installation Heat Pump Services Gas Safety Certificates Underfloor Heating Smart Controls
Details
  • Year established: 2019
Highlights and features
  • Gas Safe registered engineers with MCS certification for heat pumps
  • Fixed-price servicing and transparent repair costs
  • Which? Trusted Trader status for honest advice
  • Emergency boiler repairs available across Sussex
  • 10-year warranties on Vaillant boiler installations
Associations and certifications
  • Gas Safe Register
  • Which? Trusted Traders
  • MCS Certified
What people say
Excellent Knowledgeable Highly recommended Trustworthy Friendly
Services
Heating, Boiler and Heat Pump Repairs
We specialise in repairing gas, LPG, and oil boilers, as well as addressing any concerns with controls, radiators, or hot water cylinders in your home. We also repair and install air and ground source heat pumps and the heating systems they run. Trust us to quickly diagnose and fix a wide range of heating system issues. Contact us now to experience our efficient and professional approach to heating and hot water repairs.
Questions
How often should I service my boiler?
Annual boiler servicing is recommended to maintain safety, efficiency, and warranty validity. Regular maintenance prevents breakdowns and extends system lifespan.
What areas do you cover?
We operate across Sussex including Brighton, Shoreham, Hove, Worthing, Chichester, and Horsham. Our service area also extends to Surrey borders.
Are your engineers Gas Safe registered?
Yes, all our heating engineers hold current Gas Safe registration and undergo regular training to maintain industry compliance.
Do you offer emergency boiler repairs?
Yes, we provide same-day emergency boiler repair services across Sussex with transparent pricing starting at £90+VAT.
Can you install heat pumps?
As MCS-certified installers, we specialise in ground and air source heat pump systems for residential and commercial properties.
What payment options are available?
We accept major credit/debit cards and bank transfers. Payment plans available for larger installations upon agreement.
Reviews (12)
Mark B.
Aug 15, 2024 Report
I'm a regular with HARTSWOOD and Matt, who have recently supplied and fitted a new boiler and also new manifold for the underfloor heating - They are first class, professional, organised, accommodating, and keep you informed - No hesitation in recommending Matt and his team - Mark
Lizzie Ogle
Jun 28, 2024 Report
Matt and his team provide a fantastic service - they go the extra mile to ensure that everything is taken care of, their rates are reasonable, they are extremely knowledgeable and always kind and friendly. Highly recommend!
Peta Brown
May 30, 2024 Report
The engineer was informative and professional. He did a thorough job of servicing the boiler, informing me throughout about what had been done, and why. I would recommend Hartwood Heating to anyone.
Oliver Zammit-Tabona
May 05, 2024 Report
Exceptional heat pump design & installation from start to finish. Matt and his team designed and built an air source heat pump powered central heating and hot water system for our house from scratch that only had storage heaters and an immersion heated water tank. The design was on point, flexibly designed for future planned improvements (an extension) and also at a very fair and competitive, transparent price that he stuck to. Matt also took the time to explain everything in what is an emerging technology that was new to us and answer every question we had.

The work was done very neatly and considerately, the pipework is neatly laid out - routed to ensure we can extend with minimal troubles and the disruption was minimal considering every room needed pipework running to it. Matt was also very responsive and has been on hand to fine tune and he and his team were meticulous in snagging and cleaning up. I'd recommend Matt to anyone in a heartbeat and would be happy to talk to anyone considering his services to give more details. I very much feel like we lucked out finding him.
John
Apr 07, 2024 Report
Sorted out a problem radiator and installed a Drayton Wiser HubR (the key part of a smart heating system) for us. In the process, did the best bit of investigation work I have seen from any heating professional so far, and replaced a mess of existing wiring with a tidy, organised, labelled, professional installation, all at reasonable price. Very pleased.
Tony Thompson
Nov 20, 2023 Report
Completely satisfied with our first experience of Hartswood Heating carrying out our Boiler Service. We particularly appreciated the detailed report and the 'alerts' regarding actions to be taken next year.
Edward Lazarus
Feb 22, 2023 Report
Hartswood came highly recommended and fully deserve their 5 stars. Diagnosed the problem, communicated all the way through the process and arranged for the supply and install of a new gas meter. I would not hesitate in recommending them! Positive Responsiveness, Quality, Professionalism, Value Services Heating system repair, Heating system maintenance. More
Richard
Jan 20, 2023 Report
We urgently required a replacement air source heat pump after being without heating for two weeks. Hartswood swiftly came to our aid. Matt assessed the situation, attempted to obtain spare parts and technical information, but unfortunately, this was not possible. Consequently, we opted for a new system. Matt promptly ordered and had our new heating system delivered within a few days. The service was excellent all around. We enthusiastically recommend Hartswood Heating.
Adam Bedford
May 03, 2021 Report
Incredible service from Matt. He was very generous with his time when discussing our central heating requirements in person, by phone and by email and was able to give a number of quotes, booking availability in his calendar to meet our needs. We were looking for an air source heat pump but when our requirements changed after he had met with us he was quickly able to send us a new quote for a combi boiler, even letting us know that a cancellation had opened up the same day to get an urgent job sorted for us before the main work would take place.
Karen Fabrizi
Aug 21, 2020 Report
I wouldn't use anyone else - clean work, knows exactly what they are doing, and even found some things that weren't put right from our previous engineer! And, you can book your boiler service on line - how easy is that! Positive Responsiveness, Punctuality, Quality, Value. More
Dan Hunt
Feb 14, 2020 Report
Absolutely fantastic service from the guys at Hartswood Heating. Top quality workmanship in every aspect. I even got given a free Hartswood Heating reusable travel coffee cup. Just brilliant. Matt is good looking guy too. Positive Responsiveness, Punctuality, Quality, Professionalism, Value Services Heating system installation. More
Owen Worts
Sep 25, 2019 Report
Fitted a new boiler in our flat as well as new radiators and a smart thermostat. Very organised and did a very neat and tidy job with the pipe work. Great professional attitude and would thoroughly recommend and use again. Positive Responsiveness, Punctuality, Quality, Value. More