Keith Eggington
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Close up look at solar-powered home

31 January 2014 Last updated at 00:15 GMT

The number of roofs being used to generate solar power has recently reached more than 500,000 for the first time.

Keith Eggington lives in one of a cluster of houses all with solar panels generating electricity and solar heaters for their hot water in Rotherham.

He explained the benefits of having a solar-powered house to the BBC's John Maguire.