Chair, Sofa, Coffee Tables, Sectional, Bookcase, Track, Concrete, Rug, Light Hardwood, Staircase, Wood, and Wood The spirit of retain and re-use guided the design behind the conversion, and was applied to all aspects of the project.  Staircase Light Hardwood Wood Wood Photos from A 1960s Melbourne Warehouse Is Upcycled and Transformed Into an Energy-Efficient Family Home