Architect and Builder September/October 2015 | Page 21

Design Features A noticeable feature of the new building is the curvilinear façade on an element of the scheme on the Bram Fischer frontage nicknamed ‘the bean’. It is easily distinguishable with its swooping glazed brise soleil providing sun control to this elevation. The edge of the bean morphs the rectilinear urban edge of the street block, and draws in pedestrians from the street. Indigenous gardens at the entrance enhance the sense of arrival, and provide both human scale against the backdrop of the new Multichoice City building, and a much welcome breath of green relief in the cityscape. Once inside the building, a visitor is struck by the central heart of the scheme: a multi-storey atrium covered with a long span ETFE (ethylene-tetrafluoro-ethylene) roof – the largest in Africa - flooding the space with daylight. This revolutionary threelayer co-polymer system including a layer with a high density print, creates large free-form pillows which can be inflated or deflated to control light penetration by means of adjusting the shading created by the 19