nVent ERICO provides both manual and remote testing options for convenient inspection, verification, and maintenance of our Early Streamer Emission Air Terminals (ESEAT). Using nVent ERICO ESE testing options and following the maintenance schedule set forth in the NFC 17-102 standard, helps ensure your facility and people are protected from lightning events. Early Streamer Emission (ESE) Air Terminal Monitoring Systems require routine test inspections to ensure proper maintenance and operability according to section 8 of the NFC 17-102 standard.