The document contains specifications for cable ladder and tray systems including dimensions, materials, and part numbers. For each component type, it provides. We, one of the foremost Ladder Cable Tray Manufacturers in Papua New Guinea, are offering a secure and efficient solution for all your cable management needs. Our cable trays are designed to efficiently and securely route and support electrical cables, control cables, data cables, and fiber optic. ventilation to heat producing cable such as power communication and other with the same or different width of the cable run. All fittings are available in sizes and types corresponding to the straight cable tray sections. against firm orders only and are non-returnable.