Zero Waste Battery Powered Photoelectric Combination Carbon Monoxide and Smoke Alarm

This Zero Waste battery powered combination smoke and carbon monoxide alarm has an electrochemical sensor to detect CO, and a photoelectric smoke sensor, which reduces nuisance alarms from cooking or hot showers. The alarm features a mute button to silence nuisance alarms, as well as an easy access battery door, no need to take down alarm from ceiling to change battery. 7-year limited warranty.


The First Alert® brand team is excited to introduce: Zero Waste – the first national program giving Canadians the ability to recycle outdated and used smoke and carbon monoxide alarms and detectors. We call this program Zero Waste.





  • Kitchen
  • Living Room
  • Basement
  • Bedroom
  • Hallway
  • Indoors
  • 2 in 1 Protection, Photoelectric and Electrochemical Sensors
  • Easy Access Battery Door
  • Mute/Silence Button
  • 100% Recyclable Packaging and Alarm
  • Loud 85db Siren
  • Batteries Included
  • 7-Year Limited Warranty
Warranty Claim7-Year Limited
SensorPhotoelectric & Electrochemical