Communication Cable Fire Alarm/Life Safety/Security Conductor Size 22 AWG Number of Conductors 4 Stranded Jacket Color Natural Length 1000 ft. Unshielded Shielding Material None Nominal Outside Dia 0.141 In. Insulation Material Premium-Grade Color-Coded PVC Temp Range -4 Degrees to 167 Degrees F Standards NEC Article 725 (UL 75 Degrees C 150V) NEC Article 800 (UL 75 Degrees C 300V) Designed to meet NFPA 262 and CSA FT-6 Steiner Tunnel Fire Tests for Plenum Applications