New boilers. Boiler playing up? Get up to £350 off a new one for a limited time1

Why does the boiler pack up at the worst possible time? Before that happens, replace it with one from us and we’ll throw in a 5 Year British Gas Warranty.

Book a free quote

Here to give you more than a boiler

  • Fitted by expert engineers
    Our engineers have been installing new boilers for more than 50 years and fit more boilers than anyone else in the UK

  • Peace of mind
    5 Year British Gas Warranty (PDF 276 KB) with 24/7 support, 365 days a year. Plus boiler cover for the first year

  • Affordable monthly payments
    We’ve got a range of payment options, including two years’ interest-free (0% APR) credit 2

  • No surprises
    You'll pay a fixed price with no hidden or unexpected costs

New boiler offer. Boiler on its last legs? Get up to £350 off a new one

Book your free quote before 30th November 2020 and we’ll give you £150 off a new boiler.1

If you’re a HomeCare customer you will get an extra £200 off.3

Book your boiler quote appointment


Here to help you find a new boiler

Get a free quote from a heating adviser

Book a slot with a heating adviser and they'll assess your heating system, in person or by video call. They'll then give you a fixed, no obligation quote for a new boiler.

Book now, it's free

Get a free online quote for your new boiler

Answer a few questions about your heating system and we’ll give you a fixed-price quote or (for more complicated jobs) an estimate before our expert heating adviser does an assessment of your heating system on a virtual call or in-person visit.

Get a quote

View our boiler and heating repair options

No heating or hot water? We’ve got the right repair option for you. Simply choose one.

View repair options



Our A-rated boilers

Your boiler is at the heart of your home. So it's important to choose one you can trust. We only install the latest A-rated boilers and smart controls, which could save you £200 a year. 4

And with our two-year interest-free credit, you'll be able to find a boiler at a price that works for you. 2

How to get your new boiler

Get a quote

Your heating adviser will give you a fixed-price quote. If you're happy with it, let them know. If you need a little more time, we'll get in touch later to explain how you can go ahead with the quote.

We’ll fit your new boiler

One of our expert engineers will pop round to install your new boiler. After they've finished, they'll show you how to use it, take away your old boiler and leave the area clean and tidy.

We'll check you're happy

Your engineer will give you a call a few days after they've fitted your boiler to make sure you're happy. You're covered with our five-year warranty, so you can relax knowing your boiler is protected.

Need a boiler for your business?

If you need a commercial boiler, visit our British Gas business website.

Go to British Gas business

Need a little more help? Our guides

Book an appointment with one our heating advisers who can find the perfect fit for your home and provide you with a no-obligation, fixed-price quote.

Book now, it's free

Frequently Asked Questions

How long does the appointment with your heating adviser last?

Video call appointments last around 30 minutes and in-home appointments will last around an hour and a half.

How long will it take to get my new boiler?

Yes and with over 1,000 Gas Safe engineers we can work it out around dates and times that suit you. Your heating adviser will make all the arrangements once you give them the go ahead. That way you’ll know exactly when you’ll have your new boiler by.

How do I change the date of my heating adviser appointment?

You can change or cancel your appointment using the link and verification code in the confirmation text or email we sent you.

How do I cancel my heating adviser appointment?

You can change or cancel your appointment using the link and verification code in the confirmation text or email we sent you.

How do I accept my boiler quote?

You can view and accept your quote(s) using the link and verification code in the confirmation text or email we sent you. Please note, it may take up to 24 hours after your appointment before you can view your quote online.

Can I speak to someone if I have a question about buying a new boiler?

Yes, you can call us on 0333 202 9450. Our lines are open Monday to Saturday, 8am-6pm. We have limited opening hours over public holidays. We want to improve our service for you, so we may record your call to help. Calls to 0330/0333 numbers will cost you no more than 01 or 02 numbers from landlines and mobiles. If you get 'inclusive minutes' with your package, calls to 0330/0333 numbers will be part of these.

Are you still installing boilers in light of the Covid-19 outbreak?

Yes, we are currently installing boilers. You'll find details of how we will work in a Covid-19 Secure way in our Covid-19 FAQs.

Are boilers included in the Green Homes Grant Voucher Scheme?

Although boilers aren’t included, we do offer savings on the cost of a new one – this includes the option to spread the cost with two years’ interest-free credit.2

Additional information

  1. This offer is only available to customers who book an appointment for a new boiler quote between 1st October and 30th November 2020, who then accept the quote and have the boiler installed. Offer only available to customers with a total system output of up to 50kW. Available to 98% UK mainland households.  This offer cannot be used by British Gas multi–premise landlord customers and cannot be used in conjunction with staff/ex-staff/partner discounts.  Terms and Exclusions apply.  Offers are subject to change without notice.  

  2. British Gas acts as a credit broker, not the lender and offers products from a panel of lenders. Payment options are subject to change without notice. British Gas is a trading name of British Gas New Heating Limited (No. 06723244), an appointed representative of British Gas Services Limited (No. 03141243) which is authorised and regulated by the Financial Conduct Authority (Financial Services Register No. 490568). Both companies registered in England and Wales. Registered office: Millstream, Maidenhead Road, Windsor, Berkshire SL4 5GD. Availability of credit depends on status and credit checks. Terms and Exclusions apply.

  3. This offer is available to homeowners and landlords with a total system output of up to 50kW who already have HomeCare 1-4 at the property where the boiler would be installed. Available to 98% of UK mainland households. This offer cannot be used by British Gas multi–premis landlord customers and cannot be used in conjunction with staff/ex-staff/partner discounts. Terms and Exclusions apply. Offers are subject to change without notice.

  4. Source: http://www.energysavingtrust.org.uk/home-energy-efficiency/boiler-replacement