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 rooms. Even lighter vapes can Does Vape Smoke Set Off Fire Alarms Can Smoke Detectors Detect Vapes? Find Out Now Can Smoke Detectors Detect Vape Smoke How To Detect Vape Smoke First Alert Smoke Detector Can A Carbon Monoxide Detector Detect Vape Smoke? Does Vaping Set Off Smoke Alarms Switch On Vuse SA Can Steam Set Off a Fire Alarm? (And How to Stop It)