To Members of the Regulatory Authority Advisory Bodies and Associates,

The following is a notification from UL Solutions that the Combination CO & Smoke Alarms identified below bear unauthorized UL Certification Marks for the United States and Canada. The Combination CO & Smoke Alarms have not been evaluated by UL Solutions to the appropriate Safety Standards, and it is unknown if the Combination CO & Smoke Alarms comply with any safety requirements.

For additional information please click here: https://www.ul.com/news/ul-solutions-warns-unauthorized-ul-marks-combination-co-smoke-alarms