Member exclusive offers from Which? Trusted Trader approved companies
Keep your whole family cosy for less – save up to £500 on
heat pumps and £750 on solar panels.
Heat pump offers end on 31.08.26. Solar panel offers end on 30.09.26. Which? will receive a commission once installation has been successfully completed.
Start making your property more energy efficient and prepare for a greener future with our free service for all UK homeowners.
Six quick steps you can take to make your home more energy efficient and cut your gas and electricity bills.
Available in North England, the Midlands and Scotland. Capped at 100 customers. T&Cs apply.
Or 2 radiators when you purchase a heat pump. Available in Salisbury and surrounding areas of Wiltshire, Hampshire and Dorset. T&Cs apply.
Available in England, Wales & across the central belt of Scotland. T&Cs apply.
Available in Bristol, Bath, South Gloucestershire and North Somerset. T&Cs apply.
Offers also available on solar panels only, battery only and EV chargers only. Available UK Nationwide excl. NI. T&Cs apply.
Available across England, Wales and the majority of Scotland. T&Cs apply.
*Up to the value of £750. Alternative offers available. Available in South Central and South West England. T&Cs apply.
Available in Yorkshire, the Midlands, North & Mid-Wales, Lancashire, Cumbria, Merseyside and Cheshire.
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There are five separate offers available through five Which? Trusted Traders, available with the purchase and installation of solar panels. The offers available vary from provider to provider as outlined above. These offers will run until the 30 September 2026.
There are four separate offers available through four Which? Trusted Traders, available with the purchase and installation of a heat pump. The offers available vary from provider to provider as outlined above. These offers will run until the 31 August 2026.
The selected providers are each a Which? Trusted Trader and therefore have passed the rigorous assessment set by our trading standards professionals. We selected the providers because they cover a number of geographical locations meaning our members have accessibility to the offer , as well as the quality of their offers and ability to deliver.
Which? will receive a commission once installation has been successfully completed. This commission helps fund our mission to continue as the UK’s consumer champion.
Certain offers may be removed due to being capped as outlined on the offer landing page. We may also choose to add offers from new brands to ensure that consumers have a selection of offers available and have the option to choose the one that works best for them.