Buy your replacement boiler with up to 3 years’ interest-free credit. Ways to pay for your new boiler

You can buy your boiler outright or spread the cost by paying for it in manageable monthly instalments. Whatever you choose, we’ll help you work out the costs.

Find my perfect new boiler

Pay monthly for your new boiler

We can help you spread the cost of your new boiler by arranging a loan for you through one of our partners in our role as a credit broker.1 This loan could cover up to 100% of your central heating installation cost. As with most other loans, you’ll need to go through an approval process that includes a credit check.

Choose from:

  • 2 or 3 years' interest-free credit at 0% APR 1
  • 10 years at 9.9% APR 1

With all loans you can:

  • Pay no deposit
  • Make additional payments at any time (subject to charges on 9.9% APR only)
  • Borrow a minimum of £1,000
  • Pay monthly for your new boiler.

How much will it cost?

Here’s what a £2,000 loan will cost:

APR 0.0% 0.0% 9.9%
Loan term (years) 2 3 10
Monthly repayment £83.33 £55.56 £25.85
Total amount repayable £2,000 £2,000 £3,103


And a £3,000 boiler loan will cost:

APR 0.0% 0.0% 9.9%
Loan term (years) 2 3 10
Monthly repayment £125 £83.33 £38.78
Total amount repayable £3,000 £3,000 £4,654


Finally, a £4,000 boiler loan will cost:

APR 0.0% 0.0% 9.9%
Loan term (years) 2 3 10
Monthly repayment £166.67 £133.33 £51.71
Total amount repayable £4,000 £4,000 £6,205


This Representative Example shows the average loan amount borrowed by customers over the most common period of time:

Cash price of installation


Loan amount

Term of loan

Monthly repayment

Total amount payable (including deposit)

Rate of interest

Representative APR




2 years



0% variable2


You could also get a loan from a bank or other finance provider.

Pay for your new boiler in full

You’ll pay a deposit of 10% of the cost upfront, and the remainder once we’ve fitted the boiler and you’re happy with the job. We accept most debit and credit cards.

How much will my replacement boiler cost?

The price of your new boiler will depend on your home, the number of people living in it and your heating and hot water needs. We’ll recommend the perfect new boiler for your home and give you a quote either online or through one of our expert heating advisers.

Get a free quote for your new boiler

Ready to find your replacement boiler?

Simply answer a few questions to buy your new boiler online.

If you’d like a bit more help, you can book a free appointment with one of our expert heating advisers. They can visit you at home to discuss your heating and hot water needs, before recommending the perfect new boiler for your home and giving you a quote.

Book a free appointment

Additional information

  1. This offer is available for domestic properties only (up to 44kW). It excludes warm air units. Access to finance agreement is not guaranteed and customers will need to go through a lender approval process which will assess their financial circumstances and ability to repay the loan. The lender will also undertake credit checks on borrowers. May be used in conjunction with selected other offers. (Your Heating Sales Adviser will explain the offers available to you) British Gas acts as a credit broker and not the lender and offers products from a panel of lenders. British Gas is a trading name of British Gas New Heating Limited. (No. 06723244). British Gas New Heating Limited is 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.

  2. The rate of interest is variable downwards only - It can’t go up.