ZoomDetails Mona Vale Granny FlatMona Vale Granny Flat The Boomerang One bedroom granny flat custom designed to fit a tighter block. Interior styling Internal down-lighting Neutral decor throughout. Two way Bathroom Elderly Retreat - Easy Access Mona Vale - Pittwater Council1 Bedroom, Granny Flats, Mona ValeBy Granny Flat Engineers28 August 2015