Duct Repair Kit 4A for Duct 57 (108mm OD)
The Duct Repair Kit 4A is a heavy-duty repair solution designed for restoring damaged Duct 57 (108mm OD, 98mm ID) and Duct 12 (4" SAD) in underground telecom and utility networks. Built for fast, reliable field deployment, this kit enables engineers to complete repairs without excavation, reinstating duct strength and internal geometry for continued cable pulling or blowing operations.
Its robust inserts, liners and fixing straps ensure a secure, long-lasting repair that maintains duct performance in demanding civil environments.
Key Features:
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Designed for repairing Duct 57 (108mm OD / 98mm ID) and Duct 12 (4" SAD)
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Rapid, no-dig repair solution ideal for field conditions
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Restores structural integrity and internal duct profile
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Ensures smooth cable passage for fibre or copper installations
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Strong external strapping for secure mechanical support
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Suitable for telecom, fibre, power and civil duct networks
Kit Contents:
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4 × Duct Split Inserts – internal reinforcement components
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6 × Duct Liners – rebuild internal shape and maintain duct profile
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8 × Cable Fixing Straps – secure the repair assembly for long-term stability
Applications:
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Repairing crushed, cracked or misshapen Duct 57 sections
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Restoring Duct 12 (4" SAD) for continued serviceability
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Emergency repair operations during maintenance or civil works
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Reinforcing ducts ahead of cable pulling or fibre blowing
