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Heating & energy

Energy customers are struggling to switch

Which? research has revealed that hundreds of thousand of time-of-use tariff customers are unable to compare energy deals and switch supplier

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Which? group test of fan heaters reveals four Best Buys

Our latest group test of portable fan heaters has uncovered four new Best Buys, including a budget-friendly high-scorer that costs less than £40.

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Which? reveals the most reliable boiler brands

Looking for the best boiler? Our annual boiler customer survey reveals the best and worst boiler brands for reliability and customer satisfaction.

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Top five cheapest energy deals for September

Which? has found two dual fuel energy tariffs that cost less than £1,000 a year. See if you could save up to £215 on your energy bills by switching.

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Are you due an energy bill windfall?

Consumers will be reunited with hundreds of millions of pounds from energy suppliers that have been wrongly holding on to their money.

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Which eco products can actually save you money?

Which? rounds up the best eco products that could save you hundreds of pounds on your energy bills. You can also find out which eco products to avoid.

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Are you overpaying for electricity?

Which? reveals how much electricity you need to use at night to benefit from Economy 7, and when to switch tariff to save money on your electricity bills.

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Best Buy LED lights outshine CFL and halogen bulbs

LEDs are the way to go if you want efficient, durable bulbs to light up your home. The latest Which? tests have uncovered five new Best Buy LED light bulbs.

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Do eco shower heads save you money?

Which? takes a look at the Pure Pulse Eco and Ecocamel Jetstorm shower heads and brings you our first impressions of whether they can save you money and water.

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Big energy companies lose two million customers

Government figures show that large numbers of energy customers are choosing small, independent suppliers and switching away from the biggest energy companies.

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