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 the video from our undercover probe to avoid cowboy solar panel sellers

What's in this guide

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

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

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

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

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

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

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

Advice about investing in solar photovoltaic panels.

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

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