How Do Smoke Detectors Detect Vape Do Hotels Have Vape Detectors? The Truth About Smoking Detection Do Vapes Set Off Hotel Smoke Alarms Do Hotels Have Vape Detectors? The Truth About Smoking Detection Technology (2026) Can Vaping Set Off a Smoke Alarm? Here's What You Need to Know Can hotels detect vaping in rooms? Can I Vape In A Hotel Room? Vapor Shop Direct Your guests aren't the only ones checking in. So are their vape pens. With over 13 million regular vapers in the U.S. alone, unauthorized vaping is a major operational risk for hotels.