Land Rover Series 1 Round Smiths Heater Demist Ducting Black Super Flexible Industrial Strength
This listing is for the longer type length type, 74" supplied unless otherwise informed
74" Sufficient for one Land Rover using the demisters with inlets at the windscreen corners if longer is required, please let us know
We have another listing for shorter 54" length
Technical Spec:
2 ply chloroprene coated cotton with spring steel helix PVC coated wire helix with Axial and Radial Yarn Reinforcement. 
Temperature range..-200C to +1000C which should be adequate for most Land Rover requirements!!
Please see my other listings for a comprehensive range of series 1 parts, including heater components, switches, decals etc
Thanks for looking!