This work addresses the architectural integration of transpired solar technology, patented in 1980s to pre-heat ambient air that would be used for space heating. It explores the reasons for low take up of the technology. It further explores the preferences, perceptions and recommendations of architectural integration quality of the technology in buildings. The research analyses the associated technological innovation development at entrepreneurial level in the UK and North America in a variety of terms including knowledge diffusion and research and development. A large-scale questionnaire, an...