1. Lecturer and Associate, Centre for Low Impact Buildings, School of Energy, Construction and Environment, Coventry Univ., Coventry CV1 5FB, U.K. (corresponding author).
2. Lecturer, Faculty of Technology, Environment and Engineering, Birmingham City Univ., Birmingham B5 5JU, U.K.
3. Chair Professor, and Head, Dept. of Building and Real Estate, Hong Kong Polytechnic Univ., Hong Kong.
4. Senior Lecturer, Dept. of Building Technology, Kwame Nkrumah Univ. of Science and Technology, Kumasi, Ghana.
5. Professor, Faculty of Technology, Environment and Engineering, Birmingham City Univ., Birmingham B5 5JU, U.K.
6. Ph.D. Student, Dept. of Building and Real Estate, Hong Kong Polytechnic Univ., Hong Kong.