Central heating performance
Hot water performance
Status display lights
The Which? difference
As well as thousands of impartial product reviews from our Test Labs, a Which? membership also gets you:
- Unlimited access across which.co.uk
- Advice on the move with our apps
- Which? magazine delivered to your door
- The inside scoop on important issues, from scams to savings accounts
Which? can help you make good decisions
Best Boiler Brands
Looking to buy a new boiler? Here's our guide to the best boiler brands - and the worst. We show the best boiler brands for reliability and reveal what boiler owners and heating engineers really think of the UK's boiler brands.
New Boiler: What You Need to Know Before you Buy a New Boiler
Need a boiler? Find out everything you need to know before you buy a new boiler, including how much it costs, and the type of boiler you need.
How to Buy the Best Boiler
Expert advice on how to find the best new boiler for your home, including our video on buying the best boiler. Find out the difference between a combi and a heat-only boiler, and expert tips on buying the correct boiler for you.