Carbon monoxide detectors advice guides

Find out how to choose, install and maintain carbon monoxide detectors to keep you and your family safe.

7 articles

Best carbon monoxide detectors 2024

Expert tips on how to buy the best carbon monoxide detector that will sense when there’s danger and let you and your family know.

27 February 2024

How to install and test carbon monoxide detectors

Fitting your carbon monoxide detector correctly is as important as buying the right one in the first place. Read on for our expert tips.

27 February 2024

Carbon monoxide symptoms

You can’t see, smell or taste carbon monoxide but there are still some ways to identify whether you’re suffering from the symptoms of carbon monoxide poisoning or not.

27 February 2024

Five ways to avoid a carbon monoxide build-up

Follow our five point plan to keep your home free from poisonous levels of carbon monoxide (CO).

27 February 2024

What to do when a carbon monoxide detector goes off

Follow our six-point plan to keep your family safe when your carbon monoxide detector's alarm goes off.

27 February 2024

How we test carbon monoxide detectors

Our stringent tests reveal the carbon monoxide detectors that fail to go off when you need them most. Find out more about our tests below.

27 February 2024

Which? Don’t Buy carbon monoxide detectors

The worst carbon monoxide detectors, or CO alarms, fail to detect the killer gas and the consequences of this happening in your home don't bear thinking about. These are the Which? Don’t Buy carbon monoxide detectors you should definitely avoid.

27 February 2024