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Very high standard of work carried out by Mark. Solved my issue,very knowledgeable,punctual and tidy. Would recommend & certainly use again.

Patrick

Viktor and his team thanks so very much for all your hard work these guys know how to give a professional job very approachable nothing too much trouble they just get on with the job so we didn't have too worry would have them back in a heartbeat

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Excellent service, easy to deal with, good price. Would recommend and will definitely use again.

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At Rated People, we connect you with professional gas boiler installers who can ensure your home is heated efficiently and safely. Whether you’re upgrading your current system or need a completely new gas boiler installation, our trusted experts are just a click away. With thousands of installers available, you can post your job for free and receive up to three quotes to find the perfect fit for your needs. Don’t delay—find a local gas boiler installer today and enjoy a warmer, more energy-efficient home.

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What are the advantages and disadvantages of gas boilers

Gas boilers remain a popular choice for heating homes in the UK. Here are the key advantages and disadvantages to help you decide if a gas boiler is the right choice for your home:

Advantages:

  • Energy Efficiency: Modern gas boilers are highly efficient, with many boasting an energy efficiency rating of over 90%, helping to reduce both energy consumption and your heating bills.
  • Reliable Heat: Gas boilers provide a consistent and reliable heat source, ensuring your home stays warm even in the coldest months.
  • Cost-Effective: Gas is generally cheaper than other fuel types, such as electricity or oil, making gas boilers more economical to run in the long term.
  • Quick Heating: Gas boilers heat up quickly, ensuring your radiators and water are warm within minutes.

Disadvantages:

  • Initial Cost: While running costs may be lower, the initial cost of a new gas boiler installation can be high, especially for premium models or complex installations.
  • Gas Supply Dependency: Gas boilers rely on a continuous supply of natural gas, which can be an issue in rural areas or places without a mains gas connection.
  • Environmental Impact: Although gas is cleaner than other fossil fuels, it still produces carbon emissions, making it less environmentally friendly than renewable energy sources like heat pumps or solar panels.

Cost of a new gas boiler installation

The cost of installing a new gas boiler depends on several factors, including the type of boiler, the size of your home, and the complexity of the installation. Here’s what you can expect:

  • Boiler Type: The type of boiler you choose plays a significant role in the overall cost. Combi boilers, which provide heating and hot water without a separate tank, are generally more affordable, costing between £1,500 and £3,000 for installation. System and conventional boilers, which require more components, can cost between £2,000 and £4,500.
  • Installation Costs: Labour costs for a gas engineer to install a boiler typically range from £500 to £1,500, depending on the complexity of the job and the region. Replacing an old boiler with a new one in the same location is usually cheaper than relocating the boiler or making significant changes to the pipework.
  • Additional Costs: You may need to factor in extra costs for components such as new radiators, thermostats, or smart controls, which can enhance the efficiency of your heating system. Additionally, if your home requires a flue upgrade or significant changes to the pipework, these can add £300 to £1,000 to the total price.

While a new gas boiler installation may seem like a significant upfront investment, the improved energy efficiency of modern boilers can lead to long-term savings on your energy bills.

How long does it take to install a gas boiler?

Straightforward Replacement: If you’re replacing an old boiler with a new one in the same location, the installation process typically takes between 1 and 2 days. This is the most straightforward and quickest type of installation.

Relocation or New System Installation: If you’re moving the boiler to a new location or switching to a different type of system (e.g., from a conventional to a combi boiler), the installation may take 2 to 3 days or more. Additional time will be needed for any required pipework or flue changes.

Testing and Safety Checks: Once the installation is complete, the installer will perform thorough testing and safety checks, including checking for leaks, ensuring the system is functioning correctly, and verifying compliance with regulations. This usually takes a few additional hours.

Other gas boiler installation FAQs

Can I legally install my own gas boiler?

No, you cannot legally install your own gas boiler unless you are a Gas Safe registered engineer.

Are new boilers cheaper to run?

Yes, new boilers are generally cheaper to run than older models due to their higher energy efficiency. Modern gas boilers have efficiency ratings of 90% or higher, meaning they use less fuel to produce the same amount of heat.

Does home insurance cover new boilers?

Home insurance policies typically do not cover the cost of a new boiler installation, as this is considered a maintenance expense. However, some policies may include boiler breakdown cover as an optional extra.

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Hi my name is Kalium Fletcher, I undertake all central heating issues, boiler installation,servicing and repairs, landlord certificates, and plumbing work. I give transparent advice so there are no hidden costs. I believe I offer a friendly honest reliable service, with customer satisfaction and competitive pricing being my main goals.

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Reviewed by Daniel on 8/6/2026

Ignite Developers has successfully developed and completed hundreds of residential and commercial projects in prime London locations for the last 10 years. With vast professional project management and contracting experience of developing our own projects that have added substantial value to our own property portfolio; we have grown to offer this service to private clients. We offer a complete in-house design and build service with a high level approach and focus on high end quality and handing over projects on time, every time. We project manage all projects so your requested task is hassle free each and every time. We cover a range of different trades including electrics and gas in addition to decorating, carpentry and extensions and loft conversions and much more.

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Reviewed by Oliver on 25/10/2025

Fantastic works done by the team who transformed our garden shed into a fully fitted out home office. Great communication with Nadeem throughout. Quick and efficient.

I highly recommend AYG Construction , very good job quickly done very reasonable quote, thanks to Adrian for his hard work. Finished double storey extension on time and very helpful throughout.Excellent quality and price. Welcome back any time. Thank you!

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Reviewed by Mark on 20/1/2016

Adrian and his team met or exceeded my expectations, always willing to match my needs and finished the job on time and within budget.

Ex BG domestic gas engineer, located in South West London, just started as solo. Experience in gas boilers and hub installation, servicing and landlord certificates, quality is over quantity, work for a cause not for applaus,

I am a fully qualified plumbing and heating engineer. With many years experience. I currently work on domestic and commercial systems specialising in boiler breakdown and servicing. I also have two more plumbing and heating engineers, two air conditioning engineers and two electricians. All of us are Fully qualified having carried out time served apprenticeships. All of us are qualified to a level 3 standard and beyond. The range of services we can offer are consultancy, installation, maintenance and repair of all types of systems related to our trades.

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Reviewed by Ian on 20/10/2024

Excellent service, the problem was tricky as the boiler had suddenly failed with a blank control panel (fuse ok). Initial testing failed to find a fault but after some deep system checks the cause was discovered and he left me with a fully working system. He went the extra mile, definitely use again.

Welcome, Bishop Plumbing and Heating are a family run business between Paul & Kelly, we employ a handful of trusted engineers offering Plumbing, Heating and Gas services to domestic and commercial clients in Milton Keynes and surrounding areas. Paul has been in this trade since the age of 15 and has over 20 years of experience, Bishop Plumbing was founded in 2009 and evolved into Bishop Plumbing & Heating Ltd on 2012 and has since grown into your one stop shop for all your plumbing and heating needs. We are Gas Safe registered and as you can see by our feedback a trustworthy and reliable company serving Beds, Bucks & Northants for over 10 years. We have a large client base ranging from homeowners and landlords to local & national property management companies and letting agents. Our highly rated profile's on Checkatrade and Facebook will instil you with trust. We keep ourselves up to date with industry changes and are always in attendance on the latest product training courses. Our strongest affiliations are with Ideal, Worcester Bosch, Potterton and Baxi. Although we are able to work on any manufacturers gas appliance. If you’re looking for a fair priced, friendly, reliable and trustworthy company then look no further. We won't let you down, quote for unnecessary repairs/products and operate via service fees rather than hourly labour rates so you know what you're paying upfront with no hidden fees. We offer annual plans for Boiler/Cylinder servicing and repair works with convenient monthly Direct Debits. As most of our work is generated via word of mouth, we understand that customer satisfaction is of the utmost importance and is forefront of our agenda, so you can rest assured that when you call, you'll receive a friendly and satisfying experience from start to finish. We look forward to hearing from you.

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Reviewed by John on 3/9/2012

Prompt quote, good work ethic. Recommended.

Dj Plumbing and Heating services is an established company in Worcestershire, offering domestic heating and plumbing services to clients throughout the area. Where reliable service is a priority, we are guaranteed to deliver. With over 20 years experience there is no job to big nor no job too small. We aim to provide our customers total satisfaction and take pride in giving them quality workmanship at a competitive price.

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Reviewed by Jennifer on 16/3/2026

Emanuel Spence have been associated with plumbing and heating repairs since 1895. Our primary interest is in service and quality to give the customer the very best repair we can.

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Reviewed by David on 21/5/2026

Over 15 years industry experience. Gas Central Heating installation and repair. Repair specialist. Worked for the 2 largest Boiler Repair companies in the UK.

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Reviewed by vicky on 4/11/2022

A young vibrant and energetic business, quality and design at the forefront of our values. From light switch to new build we embark on all manner of projects from traditional stone listed buildings right up to the most modern you can imagine.

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Reviewed by jason on 26/11/2016

Very satisfied with work,would highly recommend

Small company of 4 people specialising in boiler installation, repair and servicing. Gas fires and cooker installations. Landlord safety checks. Full central heating system design and fitting.

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Reviewed by Heather on 14/5/2018

The job was completed exactly as described and on time.

We offer boiler breakdown protection, boiler installations, boiler repairs, servicing, landlord safety certificates, legionnaires risk assessments

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Reviewed by wendy on 15/6/2023

I decided not to go ahead with the installation as I have put my property on the market instead. However, I felt that the communication from the offset and quick response was good enough for me to feel that I would have gone ahead and had the job done by this company if circumstances had been different.

Hello there, my name is Adam. I am a qualified and Gas safe registered plumbing and heating engineer. I have been in the plumbing & heating business for many years. My reputation has been and always will be built on good, honest and professional workmanship. I cover everything to do with plumbing, heating and gas installation... I’m reliable, honest and take great pride in my work. I repair Electric boilers as well as gas.

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Reviewed by Jay on 25/3/2022

Adam is a great individual and did a great job. His communication was to the point and Adam kept his time. I highly recommend his services

Light & Sons is a family run business located in the village of East Bierley. Specialising in domestic gas and plumbing solutions, we serve both West Yorkshire and the broader Yorkshire region. Gas safe registered & fully Insured. From bathrooms to boilers, taps to technical support let our family help yours ! Services include - Boiler installation, maintenance & repair, Thermal imaging, Power flushing, Fires & cookers, Gas leaks, Landlord safety checks, Full bathroom installations, All aspects of plumbing, Kitchen first & second fix, Outside taps, 24/7 Emergency call out.

At Buchanan gas and heating, we make our customers valued and offered an excellent service. Wee listen to our customers and work around them to provide a personal service. Our services include installations full central heating installations, breakdowns, and annual servicing.

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Reviewed by Edyta on 12/1/2026

All Plumbing, Heating, Gas and Renewable energy work undertaken. Cistern repairs Tap replacement Radiators Bathrooms Burst pipes Blocked drains. Gas safety checks, gas servicing and repairs. Boiler installation and repairs. Air source heat pump installation and servicing.

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Reviewed by Amanda on 8/8/2026

Great would really recommend

London Gas is a gas central heating and plumbing company that has been established for over 30 years. We cover all areas of North, West, East London and Hertfordshire Our commitment is to help you every step of the way to ensure you get the right heating for your home. London Gas is a family run heating and plumbing company with many years experience. We have worked hard to build a reputation for quality that leads to many of our customers recommending us to family and friends. We take pride in delivering the highest standard of workmanship. Whether you have an emergency, need central heating, a new boiler installation, repair or servicing and you want to get a safe professional every time choose London Gas. We guarantee any work completed by London Gas for 12 months. London Gas are Gas Safe registered plus Valliant Approved registered installers, this means you will get extended manufacturer's warranty from a standard 2 years up to a maximum of 10 years.

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Reviewed by venetia on 11/1/2026

Charlie responded and came immediately. Installed a new shower pump - also new shower and taps and redid some pipe work. Great job and a really nice guy. Thanks Charlie!

J.J MURPHY plumbing & heating. For all your plumbing and heating needs, no job too small, new bathroom installations, tank replacements, leaking pipe work/blockages, covering most of London and surrounding areas, 24hr call out service , very reliable,

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Reviewed by John on 4/8/2026

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Reviewed by william on 10/11/2017

3 hours from first contact to working boiler. Dose not get better than that.

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