Krimpkous Polyofin In Trekboxen Package type: CT á 12 Metre Colour Blue Inner diameter before heat-shrink (mm) 6.4 Inner diameter after heat-shrink (mm) 3.2 Length (m) 12 Shrink rate 2:1 Nominal diameter inch 1/4 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