Betaduct Open Slot Trunking is made of self extinguishing PVC and is ideal for all panel building applications. The open slot PVC Betaduct provides a lightweight self-extinguishing cable trunking with excellent rigidity and performance characteristics. Wide fingers give additional cable support and terminated wires can be re-routed easily. It is also ideal for use when bundles, cables and wires need supporting in control panels, distribution boards and switchgear.