Intro -- Table of contents -- Figures -- Tables -- Acknowledgements -- Chapter 1. Introduction - approaching energy efficiency in building renovations -- Chapter 2. Middle-out perspective and social practice theory - analytical framework -- Chapter 3. Methodology and material -- Chapter 4. Setting the scene for renovation projects -- Chapter 5. Locating the middle of the planning and design phase -- Chapter 6. Energy efficiency in the project group's meeting practice -- Chapter 7. Where there is a middle, there is a top and a bottom -- Chapter 8. Discussion and conclusions -- Summary -- Bibliography -- Appendix.