This may look like a regular smoke detector, but it's actually a vape sensor. Columbus County Schools now has these sensors in high school bathrooms, an effort to keep kids from vaping. Edwards SIGA PD Edwards EST (SIGA PD) Intelligent Photoelectric Smoke Detector Life Safety Consultants Edwards Signaling E PD FireAlarm.com Edwards SIGA SD Duct Smoke Detector Vape Detector vs. Smoke Detector: Comparison & How They Work Smoke Detectors ADI Global