emergency-exit lighting

emergency-exit lighting

A system designed and maintained to assure necessary exit illumination in the event of failure of the normal lighting in the building.
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In 2012, she said, she was working on a commercial LED project for emergency-exit lighting. Those endeavors led to the question that eventually would be at the heart of her new company: Why isn't there similar emergency lighting for homes?
The fire system could alert the HVAC system to pressurize stairwells for occupant escape, elevators could be alerted to drop occupants off at the safest floor, and standby power could start up to activate emergency-exit lighting.
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