In this Moving Violations, Russ examines an exit sign with a few issues. Take a look at the wiring. The power supply cord is hung and secured on the wall, which violates Sec. 400.12 that prohibits the ...

The self-powered tritium gas luminescent tubes in the Ever-Green series of self-luminous exit signs provide illumination for as many as 20 years without electricity. These spark-proof, explosion-proof ...