5241 Fire-rated timber door, window and frame assemblies (77) Proprietary and non-proprietary fire-rated door, window and frame assemblies including fixed lights, hatches, shutters, panels etc. to provide a specified fire-resistance, with manual or automatic operation when not part of a partition system 5242 Fire-rated steel door, window and frame assemblies (0) Proprietary and non-proprietary fire-rated window, door and frame assemblies to provide a specified fire-resistance, with manual or automatic operation 5244 Acoustic rated timber doors, windows and frame assemblies (0) "Proprietary and non-proprietary sound insulated door, window and frame assemblies to provide a specified level of sound attenuation when not part of a partition system"