To qualify, simply install any three Baxi 600 or Baxi 800 boilers (any models or outputs) and register  them on your Baxi Works account, from 1st October 2026 until 23:59 on 31st January 2027.

Please refer to our terms and conditions for the qualifying product alpha codes.

No, there is no limit!
You’ll earn £300 cashback for every three Baxi 600 or Baxi 800 boilers that you install and register on Baxi Works.

We’ll aim to pay you within 21 days of the end of the promotion, but please allow until the 28th February 2027. We will process a BACS transfer into your nominated bank account for your total cashback amount, subject to you completing your bank details, as below and in accordance with our promotion terms and conditions.

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Once you have registered three eligible boilers within the promotional period, you will be prompted to enter your bank details in your Baxi Works account. This information must be completed so you can receive your cashback at the end of the promotion period. See terms and conditions.

Once you have registered your third eligible boiler on Baxi Works:

Log into your Baxi Works account
Click the green “My Account” button in the top right-hand corner. Select “Bank info” on the drop- down menu
Carefully read the instructions on the page
Enter your details in the space provided
Read and accept the terms and conditions
Enter your Baxi Works password and click “submit” to confirm your details

As a participant in our Cashback campaign, you are responsible for making sure that you provide Baxi with the correct payment details. Baxi will only accept the bank details of the company that is registered on Baxi Works. 

Please ensure your Baxi Works account has the correct company name and the correct bank details. Baxi will not accept personal bank details, unless Baxi can be satisfied that as a sole trader the participant is using their personal account as a business account.

Baxi will not accept the bank details of any business partners, family members, friends or other third parties. Baxi is contractually obliged to only make payments to the company that is registered on Baxi Works.

If a participant has provided Baxi with the wrong bank details, their cashback claim will be marked as invalid, and the participant will not receive the cashback payment. Baxi will not be contacting any participants to update their bank details. Baxi accepts no liability for any losses resulting from the provision of incorrect payment details. 
Payment details can be changed / amended up until 23:59 on 3rd February 2027.

Please refer to our full terms and conditions for further details.