50mm I/D, 63mm O/D Yellow Twinwall Ducting for Gas Pipes. Supplied in a 50 metre coil with one coupler and pre-treaded with a draw string. Light weight, extremely flexible with excellent impact resistance at low temperatures.
- Lightweight and flexible yet strong and durable
- External corrugated profile gives the product added strength
- internal bore is smooth to prevent cables from snagging





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