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 Will A Vape Set Off A Smoke Detector Do Vapes Set off Smoke Alarms? How to Avoid It Do Vapes Set Off Smoke Alarms? Royal Flush Vape UK News Can Smoke Detectors Detect Vape Airbnb Vape Detectors: Complete Guide for Hosts