AS NZS 2785:2020 pdf free.Suspended ceilings一Design and installation. 2.1 Design 2.1.1 Aim The aim of the design for the ceiling is to provide a ceiling system that satisfies the ultimate and serviceability limit states, while simultaneously satisfying other objectives such as aesthetics, economy and ease of construction. 2.1.2 Requirements The ceiling system, including its connections and abutments to the structure,...