The home has a built in photovoltaic power supply, which uses sunlight to generate electricity.
The company behind the project says the house produces excess energy that can be fed back into the electricity grid, potentially earning its occupants up to £1,000 a year.
- The windows are triple-glazed. The house is thoroughly insulated through out and features low-power LED lighting.
More top news
A dry night is expected throughout the country. During the early hours clear spells are likely to develop allowing the temperatures to fall.
More than a thousand people gathered for the funeral of Wales international rugby league player Danny Jones in Halifax.
A chef from St Gwladwys Bargoed Primary School has won School Chef of the Year in a National competition