Air purifiers need filter replacements at regular intervals. Find out how often you need to be swapping yours.

How often should you change an air purifier filter? Whilst there's no hard and fast rule when it comes to how often you should change an air purifier filter, as a general guide HEPA filters ...

Why is that important? Any air that a Dyson Purifier spits out has to have passed through the multi-layer filters, there aren't any cracks that could introduce unfiltered air to the flow.

Unboxing and setting up Unboxing the Dyson Purifier Cool PC1 was refreshingly fuss-free, which is a rare treat when so many gadgets arrive swaddled in layers of unnecessary packaging.