Vaping Indoors Can Trigger Fire Alarms. Here's Why That Matters Does Vape Smoke Set Off Fire Alarms Does Vape Trigger Smoke Alarm Why Vaping Can Trigger Does Vape Trigger Smoke Alarm Do Vapes Go Off in Metal Detectors? Can A Vape Trigger Smoke Alarm Do Vapes Set Off Smoke Alarms? Do Vapes Set Off Smoke Alarms? [Clear Answer] Grey Haze UK Smoke Detector Wiring. Did you know that interconnected smoke alarms can provide faster warnings during a fire? This wiring diagram shows how to properly connect multiple smoke detectors to a 120V