Does Vape Smoke Set Off Fire Alarms Can Smoke Alarms Detect Vape Vaping and Smoke Alarms: Can Smoke Detectors Detect Vapes? Find Out Now Best Vape Starter Kits Vape Mod Starter Kit PerfectVape Can Vape Set Off Smoke Detector Can Smoke Detectors Detect Vape Vape Detector Vs Smoke Detector: Master the Art of How to Vape Without Setting Off Smoke Alarm Headshop.com Can Smoke Alarms Detect Vape Think vapes are harmless to your smoke alarms? Not always. Vapor clouds from ecigarettes can drift into smoke alarms and trigger false alarms, especially in smaller