Energy newsSmart meters explained

By 2020 we'll all have a smart meter, so read our guide to understand what they are, how they work and how a smart meter could save you money.

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Find best buy energy saving appliances

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Which? guideFive tips for buying a light bulb

Light bulbs

Our experts have rounded up the top five tips to help you get the best, cheapest and most efficient light bulb for you.

Which? guideFind the best energy deal

March Energy deals

We've rounded up the latest and cheapest energy deals so you can save money on your energy bills.

Which? first lookGet the best price for heating oil

Heating oil

The price of heating oil can vary, so visit our guide to find out the average cost and how you can get the best price.

Essentials & tips

Double glazing

Find out how much double glazing costs

Use our double glazing guide to find out how much double glazed windows and doors are likely to costs and how you could save money.

Solar panels

Discover the best solar panel brands

We reveal the best, and worst, PV solar panel brands based on unique analysis of solar panel factories.

Wood for stoves

Could you save money with a stove?

A stove could save you money on your energy bills, but it costs a lot to install. Use our stove costs calculator to see whether you could save.