... Adaptability Flexibility Legal constraints Division deed Architectural address Architecture Support Infill Sustainability Patch22 [1] and Top-Up [2] are two buildings based on John Habraken’s “Open Building” principles (Habraken, 1961), designed by FRANTZEN et al. and developed and realized...

.... Keywords: Support, Infill, Post-occupancy investigation; Users feedback; Renovation. BrIef IntroductIon and MetHodology the Molenvliet Project in the netherlands and the wuxi experimental Project in china were selected to demonstrate the practice of an open Building in a developed and developing...

... services and infill. Flexibility is measured by means of potential layout options that the users practice inside these prototypes. It finds that some prototypes offer more flexibility than the others. It concludes that flexibility in recent private flats is gradually reducing. But on a positive note...