Do Smoke Detectors Detect Vape? A Guide About Smoke Detectors are Set Off by Vapes UPENDS False positives in vape detectors are a common concern, particularly when the devices are placed in environments with factors that can mimic vaping aerosols., , Common causes include:, Aerosols How to Vape Without Setting Off the Smoke Alarm JAC Vapour Vape Detector vs. Smoke Detector: Comparison & How They Work Do Smoke Detectors Detect Vape? A Guide About Smoke Detectors are Set Off by Vapes UPENDS