“When you book your first post-COVID-19 vacation rental, do you know if the hotel you book or home you rent requires CO alarms? The Fire Protection Research Foundation conducted a literature review to summarize existing requirements for installation of CO detection devices and consolidated the available and pertinent non-fire CO incident data.”

https://www.nfpa.org/News-and-Research/Publications-and-media/Blogs-Landing-Page/NFPA-Today/Blog-Posts/2021/03/17/Do-you-think-Carbon-Monoxide-detection-requirements-are-adequate-in-your-town?fbclid=IwAR0dmFUhUiOseekbZkanEDO1YhmGeLZL9TEiCIak3J97tidB1h3KJIlM6NM#.YGVDT3upDvg.facebook