Solar photovoltaic panels could lead to cheques from your electricity supplier

Paul Norris has the kind of power bill we all dream of - his electricity supplier sends him a cheque.

Useful information How it works He generates so much electricity from the solar photovoltaic (PV) panels on the roof of his three-bedroom house in Tunbridge Wells, Kent, that he not only satisfies his own needs but also exports excess supplies to the National Grid. Diagram showing how solar photovoltaic panels work "The main reason I had it installed was because I was worried about climate change, but it's great to actually make some money out of it," he says. "Most people imagine it only really works during a sunny summer's day, but it even produces a decent amount of power on a cloudy day in the middle of winter."

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