Combination smoke + CO alarms
One unit protects against both fire and carbon monoxide. Great for hallways and bedrooms, but only if it carries a recognized Canadian certification mark.
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Smoke alarms
Dedicated smoke detectors can be placed optimally for fire detection. Choose photoelectric sensors for fewer false alarms, or ionization for fast-flaming fires.
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Carbon monoxide alarms
Required by code in most Canadian homes with fuel-burning appliances, fireplaces, or attached garages. Plug-in units are easiest; battery models work during outages.
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How we choose products
- Canadian certification: We only list alarms with cULus, CSA, ULC, or cETLus marks that meet Canadian standards such as CAN/ULC-S531 (smoke) and CSA 6.19 (CO).
- Amazon.ca sales & ratings: We prioritize best-selling, highly-rated products available to Canadian shoppers.
- Power options: We include hardwired, battery, plug-in, and 10-year sealed-battery models so you can match your home and local code.
- No uncertified imports: We avoid the uncertified alarms that frequently appear in Health Canada recalls.