With the conversion into high-end urban loftsBureau Fraai & BNLA architecten made the design for the upgrade of former office spaces underneath two of in total four characteristic 60’s mixed-use residential blocks of Dutch functionalist Piet Zanstra. The existing facade of these levels with office spaces underneath the buildings were outdated and are renewed with respect to the characteristics and structure of the original design. As an addition each loft apartment is provided with a loggia.