Principles of hybrid ventilation

This booklet summarizes the work of IEA ECBCS Annex 35 'Hybrid ventilation in new and retrofitted office buildings' and is based on the research findings from the participating countries. It describes the principles of hybrid ventilation technologies, control strategies and algorithms, as well as analysis method. The 13 case studies include both new-built and retrofitted designs. The booklet is accompanied by 21 technical reports and 13 case study reports from various authors.