Take care of things for less in our Summer Sale
Summer’s finally here – and so are some serious savings in our big seasonal sale! Plus, check out our keyworker discounts and money can't buy sporting and live music experiences.
Big savings for around the home
Summer Sale
Get an annual boiler service for only £79
Save big on an annual service (normally £109) – or pay just £69 if you join British Gas Membership for free! Sale ends 9th Sep. T&Cs apply.1
The ultimate heating bundle
Enjoy bigger savings with a new boiler and Hive
Add an energy-saving Hive thermostat to your new boiler and we'll give you 12 months' Hive Plus membership to help you cut costs even further. And if that wasn't enough, you'll also get access to the exclusive Hive Saver tariff – a special fixed rate that's lower than the price cap! T&Cs apply.
Join for free
Save all year round with British Gas Membership
Love deals and special offers? British Gas Membership is 100% free to join – and gives you exclusive access to discounts, giveaways, competitions… and lots more. Signing up is quick and easy too!
Earn rewards
Refer a friend to British Gas
For every friend you refer for energy or a new boiler we’ll thank you both with an online gift voucher.2
It’s quick and simple to send them a link recommending us. And you can send one to as many friends as you like.
Exclusive Hive discounts
Save up to 15% on Hive thermostats
We’re giving British Gas energy customers up to 15% off Hive’s smart eco-tech to help you save energy around the home - and it could cut your energy bills by up to £1753 a year. T&Cs Apply.4
Not with British Gas? Switch now and you’ll see your discount code on the final screen - make sure to copy it from there, as it won’t be on your confirmation email!
Key worker discounts
Blue Light discounts
Special offers to thank all our Blue Light Card members.
Defence Discount Service
We’re proud to support the Defence Discount Service - the official MoD Armed Forces & Veterans discount service.
Competitions and Prize draws
Coming soon
Exclusive competitions for British Gas customers
Look out for unforgettable sporting and live music experiences thanks to our partnerships with Team GB, ParalympicsGB, Scotland Rugby and the Scottish Football Association.
Additional information
The discount is applied to either the one-off boiler service cost or the first year of an annual boiler service, depending on your selection. If you choose an annual boiler service, it will renew at standard pricing according to your renewal preference. This offer cannot be used in conjunction with any other Boiler Service-related offers. Offer not available to existing HomeCare or boiler service contract customers. Promotion ends 09/09/2025. Boiler service must be completed by 30/09/2025 to qualify.
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To participate in the Refer a Friend scheme, both Referrer and Friend must follow the instructions on our website, britishgas.co.uk. A Referrer must successfully identify as an existing British Gas home energy customer via their online account. A Friend is an individual the Referrer knows personally, who isn't already our customer and who is happy to receive the Referrer's Referral link.
To qualify for a Refer a Friend Amazon.co.uk Gift Card, as a Friend you must use the Referrer's unique Referral link when joining British Gas on a Qualifying Product via britishgas.co.uk. The gift card is subject to the Friend's Qualifying Product purchase and the Friend's contract or policy must be active at least 90 days after the supply start date or the policy start date. The gift card Reward may take up to three months to arrive from the Friend joining British Gas.
To qualify for a Reward for switching energy to British Gas, your Friend must not have held a British Gas energy contract within the last three months of joining. If after making a Qualifying Purchase your Friend cancels their agreement with us up to 90 days after the supply start date or the policy start date, then this will result in the cancellation of the Reward for the Friend and Referrer. We also require a valid email address to send you your gift card.
Restrictions apply, see www.amazon.co.uk/gc-legal. Full terms and conditions of the Refer a Friend scheme are also available to view.
Saving of £174.82 based on the Ofgem medium annual gas consumption of 11,500 kWh at the July 2025 UK average unit price of 6.987 pence per kWh including VAT. Emissions saved per year: 508 kg CO2 (0.184kg per kWh). Actual savings will vary depending on individual circumstances.
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Up to 15% off RRP of a Hive thermostat purchased on hivehome.com. Available to new and existing British Gas residential energy customers. Individuals without an existing British Gas energy supply contract must enter into an agreement for one via britishgas.co.uk to qualify for the offer. Offer cannot be used on pre-existing orders or in conjunction with any other offer. 10% off only available on Hive Thermostat or Hive Thermostat Mini, Self Install. 15% off only available on Hive Original Thermostat or Hive Mini when purchased with Professional Install. Discounts apply to thermostats purchased with or without hub. Discount does not apply to other products or services or multiple purchases such as Multi Zone. Discount code will be provided on confirmation screen of energy switch journey and on energy deals page available here: britishgas.co.uk/help-and-support/deals – only accessible to British Gas customers who log in. Discount will only be applied when the promo code is entered during payment for the thermostat. Only one voucher code can be used per customer. Subject to availability. Terms and exclusions apply - see hivehome.com/terms.