Heating & energy
Gas prices are high and cheap energy deals are hard to find. Energy suppliers are going bust. We’ve listened to your energy price worries and answered some of the most common questions.
Customers face bigger gas and electricity bills as rising gas prices mean some firms are struggling to stay afloat. Find out how to protect yourself this winter.
Switch energy supplier to save money on gas and electricity and dodge the energy price cap increase. Use Which? expert tips to get the best deal.
Keep your home warm and cut your energy bills as well as your carbon footprint with our top tips for improving your energy efficiency yourself
Find out which boiler brands - including big brands like Vaillant, Worcester Bosch, Baxi and Ideal - are the most and least reliable, according to customers and heating engineers.
Around four in 10 people don’t get their boiler serviced annually - increasing the risk of their boiler developing a dangerous fault, such as a carbon monoxide leak. Read on to learn how to spot the signs and how much you should be paying for a boiler service.
Studies show that air pollution affects our mental and physical health. Get expert tips on reducing your personal exposure to air pollution, both indoors and outdoors, and minimising your own contributions to our national emissions.
More than half of solar panel owners have had cold calls about their solar pv panels. Find out whether health checks and voltage optimisers are necessary, and whether cold callers know if your solar panels are faulty.
Renewable electricity tariffs sold by gas and electricity companies will be investigated by the government amid fears of greenwashing.
Answers to common solar panels myths and questions including are solar panels expensive? Do solar panels need direct sunlight? Is solar panel installation disruptive?