Heating & energy
What heating engineers really think of your boiler
Unlike buying a TV, where you can walk into the shop and pick one up off the shelf, the boiler industry relies on heating engineers recommending, sourcing and installing them....
Why your energy direct debit can increase, even when you’re in credit
One in five people faced energy direct debit increases even though they were in credit to their gas and electricity company. Find out why your energy payments can increase, and how to challenge your energy firm if you think it’s wrong.
10 things you should never do with an electric heater
Winter is on its way in and it’s definitely getting colder, so you might have already dug out your electric heater from storage. But there are things to bear in...
Top five cheapest energy deals for November 2019
Save around £315 per year on gas and electricity with the top five cheapest energy deals from Which? Plus we reveal the cheapest energy deal for the region where you live, plus the cheapest supplier which has great customer service.
Some customers are paying over £500 a year for boiler cover – but only 3% need it
We've rated five of the biggest players in the boiler market to help you find one that offers the best customer service and value for money.
Does your energy company owe you £100s?
Paying your energy bills by direct debit can mean you build up credit without realising and be owed £100s by your energy company. Find out how to get your money back. Compare gas and electricity prices to find the best deal for you.
Just tested: which of these dehumidifiers is best at ridding your home of condensation and damp?
Which? expert reviews uncover the best dehumidifiers for those damp, winter months
Which? investigation prompts 100s of unsafe CO alarms to be removed from sale: do you have one?
AliExpress and eBay have removed 438 listings for killer carbon monoxide (CO) and smoke alarms that Which? tests have found will fail to sound when they need to.
Your boiler questions answered: what you need to know this winter
I caught up with our heating expert Matt Knight to answer your common boiler-related questions, from how much you should spend on a service and repairs to which boiler brands are hardest to fix.
Are challenger energy brands taking over?
British Gas, EDF Energy, Eon, Npower, Scottish Power and SSE have long dominated the energy market. Is this set to change as challengers Bulb, Octopus Energy, Ovo Energy and Shell Energy grow? Could you switch and save money on energy?