supply of single core multi strend braided fiber glass heater copper wire size- 4 sqmm , heat/cold chemical resistance with high temperature braided fiber glass jacket, flexiable silicon insulation, flame retardent 300 degree centigrade.single core multi strend braided fiber glass heater copper wire size- 4 sqmm , heat/cold chemical resistance with high temperature braided fiber glass jacket, flexiable silicon insulation, flame retardent 300 degree centigrade.,single core multi strend braided fiber glass heater copper wire size- 4 sqmm , heat/cold chemical resistance with high temperature braided fiber glass jacket, flexiable silicon in sulation, flame retardent 300 degree centigrade. [ warranty period: 30 months after the date of delivery ] ]