what is unique about the structure is that the exterior presents itself as a perforated metal construction. however, this 'screen' has been designed to function as accordion shutters, allowing residents to open and close the façade of the building.
EeStairs latest concept design, Slice, featuring glass treads and a TransParancy balustrade. I find these fascinating but I am certain that I would be perpetually tripping as I would be catching my toes on the glass steps.
Loft Renovation in Font Honrada Barcelona / Adrian Elizalde Architecture