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5 things you need to know when buying a CO alarm

5 things you need to know when buying a CO alarm

With high street shopping now possible as we emerge from the coronavirus lockdown, we share the key things to look for when choosing a carbon monoxide (CO) alarm, whether you’re...

Five products to help you breathe cleaner air in 2020

Five products to help you breathe cleaner air in 2020

We've known for a long time that outdoor air pollution can have a variety of adverse health effects, and now we're becoming increasingly aware of indoor air pollution. Get 2020 off to a fresh start by tackling sources of air pollution in your home.

We’ve uncovered even more unsafe carbon monoxide alarms

We’ve uncovered even more unsafe carbon monoxide alarms

Find out what our latest tests into carbon monoxide alarms have discovered, including some alarms that fail to detect CO and could pose a risk to life.

The lethal carbon monoxide alarms we found on Amazon and Ebay

The lethal carbon monoxide alarms we found on Amazon and Ebay

Carbon monoxide alarms bought from Amazon and Ebay have repeatedly failed to detect the killer gas in recent Which? lab tests and would be potentially lethal in your home if...

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