Before carbon monoxide reaches dangerous levels, a carbon monoxide alarm will emit an audible alert on-site. Carbon monoxide alarms are designed to detect the presence of carbon monoxide from sources such as internal combustion engines, malfunctioning fuel-burning appliances, and fireplace exhaust systems (but are not limited to these).

Amazon requires that all fire smoke and carbon monoxide alarms be tested and comply with the following regulations, standards, and requirements:
- Smoke Alarms: CAN/ULC-S531 (Standard for Smoke Alarms)
- Smoke Detectors: CAN/ULC-S529 (Standard for Smoke Detectors for Fire Alarm Systems)
- Carbon Monoxide Alarms: CAN/CSA-6.19 (Standard for Single and Multiple Station CO Alarms)
- Residential Gas Detectors: CAN/ULC-S588 (Standard for Residential Gas Detectors)
- Heat Detectors for Fire Alarms: CAN/ULC-S530 (Standard for Single and Multiple Station Heat Alarms)
Additionally, all fire safety and related safety products must feature bilingual (English and French) safety warnings and instructions.
Amazon requires that all fire smoke and carbon monoxide alarms be tested and comply with the following regulations, standards, and requirements:
- Smoke Alarms: ul 217 (Standard for Smoke Alarms)
- Smoke Detectors: UL 268 (Standard for Smoke Detectors for Fire Alarm Signaling Systems)
- Carbon Monoxide Alarms: UL 2034 (Standard for Single and Multiple Station CO Alarms)
- Residential Gas Detectors: UL 1484 (Standard for Residential Gas Detectors)
- Heat Detectors for Fire Alarms: ULC-539 (Standard for Single and Multiple Station Heat Alarms)
Your product detail page must include:
- Model number, part number, or item number
- Manufacturer or brand name
This information must match the testing report to verify that the product listed matches the product tested.
You must submit the following documents:
- A test report issued by an ISO 17025 accredited laboratory, demonstrating compliance with the applicable regulations, standards, and requirements.
- A valid ISO 17025 accreditation certificate issued to the testing laboratory by an ILAC-MRA signatory (if the product was tested by a non-nationally recognized testing laboratory for fire, smoke, or carbon monoxide alarms and detectors).
- Model number, part number, or item number
- Manufacturer or brand name
- Product label
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