Solar panels

How to buy solar panels

  • Expert tips on how to choose, buy and install the best type of solar panel system
  • Understand the difference between solar water heating and solar photovoltaics
  • Watch our solar PV installation video to see what's involved when buying

What's in this guide

What are solar panels?

How to use the sun's energy for power and heat, including tricks for taking advantage of sunlight.

Solar PV explained

The lowdown on solar PV panels - find out about costs, savings and installation advice.

Solar water heating explained

Find out about solar water heating - including savings, grants, installation tips and costs.

Solar PV systems

Find out how a solar photovoltaic system works and how to install it.

Solar water heating systems

Discover how solar water heating systems work using our animated step-by-step guide.

How to buy solar PV

A guide to buying solar photovoltaics, including a video from our undercover investigation. Contains video

How to buy solar water heating panels

Solar panel buying advice, including our video of a cowboy salesman in action. Contains video

Solar PV installation

Our guide and video shows what you need to consider when installing solar PV panels. Contains video

Solar water heating installation

We answer your questions about solar water heating systems, including queries on planning permission.

Is solar PV a good investment?

Advice about investing in solar photovoltaic panels using the feed-in tariff.

Solar panel jargon

Get your head around solar panel jargon with our handy plain-English explanations of common terms.

Free solar panels

Information and advice on 'free' solar panels, also known as rent-a-roof schemes.