Krimpkous Polyofin In Trekboxen Package type: CT á 8 Metre Colour Blue Inner diameter before heat-shrink (mm) 9.5 Inner diameter after heat-shrink (mm) 4.7 Length (m) 8 Shrink rate 2:1 Nominal diameter inch 3/8 inch Wall thickness after shrinking (mm) 0.65 Operating temperature (°C) -55 - +135 (°C) 100 Model Thin-walled Material Crosslinked polyolefin (XLPO) Halogen free Yes With inner glue No Printable No UL approval Yes Type Heat-shrink Breakdown voltage (kV) 10 Self-extinguishing Yes