Self-confessed 'eco-warrior' who was criticised for his 'utterly bonkers' and 'environmentally unfriendly' £300,000 plans to build UK's first self-heating home insists it was all w...
In 2017, Dr Andrew Smith, and his wife Margretta, from Bletchey, Buckinghamshire, set out to construct the UK's first self-heating house in just 18 months with £300,000.
