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New Zealand local manufacturer of fiberglass cable trays

Fiber optic splice closure knowledge brief Published 04 Nov 2022

Prepared for preliminary research by the RIVO OPTICAL knowledge desk. Confirm cable count, splice capacity, sealing class, tray layout, protection sleeves and installation requirements against current standards and product documentation.

Treadwell Group NZ is a leading local manufacturer of fiberglass (FRP) cable trays in New Zealand, offering the EXduro™ range designed for harsh environments.Treadwell Group NZ – EXduro™ FRP Cable Trays

Treadwell Group manufactures fiberglass reinforced plastic (FRP) cable trays, ladders, ducts, and supports under their EXduro™ brand, specifically engineered for New Zealand and Australian conditions . These systems are:

  • Corrosion-resistant, non-conductive, and lightweight, making them ideal for industrial, marine, chemical, and wastewater applications .
  • Durable and fire-retardant, with UV stabilizers and low electrical conductivity for safety and long-term performance .
  • Available in solid and ventilated trays, with pre-assembled fittings such as tees, crosses, bends, couplers, and reducers for faster installation .
  • Designed for a 50-year service life, ensuring reliable cable protection and minimal maintenance .
  • Compliant with NEMA 20C standards, supporting high load capacities and long spans . The EXduro™ system also includes peaked or flat FRP covers to protect cables from water and debris, and slotted marine rungs for secure cable fastening . Local manufacturing allows for shorter lead times and customization to meet project-specific requirements .
Other Cable Tray Options in New Zealand

While FDG Cable Tray offers a wide range of metal cable trays, ladders, and baskets, including pre-galvanized and hot-dip galvanized finishes, they do not specialize in fiberglass cable trays . Ideal Electrical Suppliers stocks various cable trays but primarily acts as a distributor rather than a manufacturer .

Summary

For fiberglass cable trays manufactured locally in New Zealand, Treadwell Group NZ is the primary option, providing high-performance, corrosion-resistant, and non-conductive FRP systems suitable for industrial and harsh environmental applications. Their EXduro™ range offers modular, customizable solutions with long-term durability and compliance with industry standards .

New Zealand local manufacturer of fiberglass cable trays - RIVO MULTITRADE OPTICAL SYSTEMS [PDF]

New Zealand local manufacturer of fiberglass cable trays

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Technical note

This reference is intended for preliminary fiber optic splice closure research. Compatibility, splice capacity, sealing class, tray layout, protection sleeves, installation methods, test limits and applicable standards must be verified for the specific project.

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