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Refer a Friend


Simply tell a friend or family member about us and once they have the installation completed you’ll both get a £50 Amazon voucher!
Here’s how it works…

Step 01

Send your friend the code “GREENER22” via email, with copied in.

Step 02

Get Grant when friends use code

Step 03

Once your friend’s installation is all done, we’ll send you a £50 voucher to redeem at a selection of high street stores (or online).

This offer is limited to one use per person per order. Your Amazon voucher will be sent to you via email within 14 days of us receiving the confirmation email. We reserve the right to cancel or change the offer at any time. If you need any help or would like additional information please contact us at 0121 769 1007


Offer is available online only in the UK in areas where the referring person has already had a boiler installed by IGNI.

The offer is not valid in conjunction with any other offer, promotion, or discount.

One discount code only per customer and per order.

We reserve the right to cancel or change the offer at any time.

The offer will not be applied retrospectively so customers must add in the discount code at checkout.

Your gift voucher will be sent to you by email within 45 days of your friend’s boiler being installed.

If you would like any help or more information, please get in touch with our customer services team.