British Gas Boilers Prices

British Gas

British Gas Boilers Prices range between £2,500 and £7000 for a boiler replacement (including installation) from British Gas.

British Gas has been replacing and installing boilers for more than 50 years and is well-known for fitting more boilers than any other company in the UK. The brand works with some of the top manufacturers and offers combi, system and conventional boilers by the likes of Vaillant, Viessmann, Worcester Bosch and Glow-Worm. You can even purchase models that are produced exclusively for British Gas by some of the most trusted names in the industry.

With over 1,000 Gas Safe engineers located across the country, British Gas makes it easy for you to book a free appointment so that you can discuss the best boiler options for you and your home. No matter which boiler model you choose, you can be confident that you’ll be getting a boiler that is A-rated for energy efficiency and has been tested by experts.


0% APR for two years on a new new British Gas Boiler*

  • A 5 Year British Gas Warranty
  • Expert installation by a British Gas engineer
  • A fixed-price guarantee, so what they quote is what you pay
  • Up to £205 saving every year on your energy bills**
  • Free, fixed price quote through a video call or home visit. You choose!

Book a Free Appointment Online

With 0% interest free credit* it’s a great time to get a new boiler from British Gas.  You can spread the cost over two years with nothing to pay up front.  Book an appointment online for a free, no obligation quote.

How much Do British Gas Boilers Cost?

British Gas boiler prices differ according to certain factors, including the boiler size, type, sophistication and manufacturer. You also need to set aside money for installation, which can vary significantly depending on where you live and how much work is required. Some quotes will even include extras, such as upgraded controls, removal of existing systems and other optional services. Just be aware that fitting costs can often cost more than the boiler itself.

Here are some examples of real British Gas boiler price replacement quotes to give you an idea of how much you can expect to pay.

BoilerWhat’s IncludedPrice
Worcester Bosch BoilerBoiler and installation£3,300
Glow-Worm 330 Condensing BoilerBoiler, power flush, installation and an optional wireless thermostat£3,700
Worcester Bosch BoilerBoiler, installation, new pipes and waste collection and disposal charge£3,770
Baxi Platinum 40kW Combi BoilerBoiler and installation£4,500
Vaillant BoilerBoiler, installation, new thermostat and the removal of water tanks and immersion heater£4,700

For a free boiler replacement quote, you’ll need to book an appointment date and time with British Gas. A heating consultant will do an assessment of your home and guide you through your boiler options before giving you a fixed price quote. Your allocated consultant will also discuss the different payment options available at British Gas.

If you choose British Gas to replace your old boiler, your new boiler will come with a 5-year British Gas warranty and your heating system will be covered for the first year. British Gas sometimes has special deals on their boilers and usually offer a discount to HomeCare One to Four customers, so it’s always worth checking the website before you agree to your quote.

British Gas Boiler Payment Options

When you purchase a British Gas boiler, you can pay for everything upfront or spread the cost and pay monthly. If you decide to pay in full, British Gas accepts payment by cheque, as well as major debit and credit cards. You won’t have to pay for the cost of installation until the job is complete, provided you’re 100% happy with the work that has been carried out.

Alternatively, British Gas can arrange a finance agreement to fund the full cost of your installation. Before entering into a loan agreement contract, you must go through a lender approval process, which includes making credit checks, reviewing your financial situation and assessing your ability to repay the loan.

Once approved for finance, you’ll be able to spread the cost your boiler and installation over 2 to 10 years. British Gas finance terms and options include:

  • 2 years interest-free 0% APR or
  • 3, 5, 8 and 10 years 9.9% APR
  • No deposit required
  • Make additional payments at any time (subject to charges in 9.9% APR)
  • Minimum loan amount £1,000

If you want to pay monthly but don’t want to take out a finance agreement with British Gas, you can try and get a loan from a bank or a different finance provider.

British Gas Reviews

As well as being a trusted household name, British Gas is a popular choice for boiler installations. The brand invests a lot of time and money in training its heating engineers to ensure each team member provides excellent service to all of its customers across the UK. In addition to this, British Gas guarantees a neat and tidy job, along with professionalism and courtesy every step of the way.

But how do customers rate British Gas new boiler installations? With a 9 out of 10 overall rating based on over 12,000 Reevoo reviews from verified purchasers, British Gas is clearly committed to delivering on the promises it makes to homeowners and landlords.

* British Gas acts as a credit broker and not the lender and offers products from a panel of lenders. Payment options are subject to change without notice. Availability of credit depends on status and credit checks.

^ Source:

British Gas is a trading name of British Gas New Heating Limited. Registered in England and Wales (No. 06723244). British Gas New Heating Limited is an Appointed Representative of British Gas Services Limited which is authorised and regulated by the Financial Conduct Authority (Financial Services Register No. 490568). Both registered at: Millstream, Maidenhead Road, Windsor, Berkshire SL4 5GD.

Clickmate Ltd is an introducer appointed representative of British Gas Services Limited which is authorised and regulated by the Financial Conduct Authority.