Cookies at Which? We use cookies to help improve our sites. If you continue, we'll assume that you're happy to accept our cookies. Find out more about cookies

Renewable heat incentive - RHI advice guides

Our expert advice explains all you need to know about the Renewable Heat Incentive (RHI), if you could make money and how to apply.

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.