Single Dwelling (Alterations & Additions) - Sustainability Awards finalists 2016 There are eight finalists in the Single Dwelling (Alterations & Additions) category for the 2016 Sustainability Awards. Click through on each below to read project details and see all the imagery. Yarraville Garden House by Guild Architects Project Zero by BVN Gezellig House by Di Mase Architects Quinees Blackheath by Anderson Architecture Unfurled House by Christopher Polly Architect 'Fricourt', St Peters by Hosking Willis Architecture Highlight House by SSD Studio Beyond House by Ben Callery Architects Click here to see the full gallery of shortlisted projects and products in 2016.