Under the ‘Green Doors’ theme, for the benefit of anyone looking for inspiration to “tread more lightly on the Earth”, the residents of Tradunnock farm house are happy to display and discuss the variety of ways in which they have halved their heating and electricity costs, including homemade solar water heating panels, inset log stove, secondary glazing, window shutters, smart metering, solid wall insulation and a number of simple behavioural changes. Tradunnock is a case study in low energy living in a traditional rural stone building.”