Siga Pcd Detector Edwards SIGA PCD Intelligent Carbon Monoxide Detector Commercial Grade, New Portable Carbon Monoxide Detector Edwards SIGA PD Edwards EST (SIGA PD) Intelligent Photoelectric Smoke Detector Life Safety Consultants Data Sheet E85001 0647 Intelligent Heat Detectors Vape Detectors Are Giving Students Their Bathrooms Back Edwards Smoke Detector Vape Vape Detector for Schools, Hotels, Home Intelligent Devices Edwards Fire Safety 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.