Lema Trading completed the Lightning Protection System with Early Streamer Emission Air Terminal for the former 13th primary school “St. St. Cyril and Methodius”, located on 63, “St. St. Cyril and Methodius” street. Currently the building houses from the National High School of Ancient Languages and Cultures “Constantine-Cyril Filosopher”. The contractor is “F-Story Group” Ltd. The model of air Termination Rod is “CIRRUS III” with triggered time of 60 μs.