The supplier said at £88 a month for a typical home, it costs around £5 a month extra compared to a regular Co-op Energy tariff and notes all profits are reinvested back into community energy schemes.

Greg Jackson, CEO of Octopus Energy, said: “Being able to buy locally-sourced clean, green energy is a massive jump in the right direction for this country’s ailing power grid and carbon emissions.

“Investing in more local energy infrastructure and getting Britain’s homes run by the sun when it’s shining and the wind when it’s blowing can end our reliance on dirty fossil fuels sooner than we hoped.”