December 21, 2018 No Comments FREE Smoke and Carbon Monoxide Detector for Airbnb Hosts If you’re an Airbnb host with an active listing, you can get a FREE self-contained, battery powered combination smoke and carbon monoxide detector. FREE Smoke and Carbon Monoxide Detector for Airbnb Hosts Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.