Air Quality

Latest about Air Quality

The circular screen on the front of the TP09 shows the current Formaldehyde reading.

The best air purifier 2025: 8 powerful purifiers, tried and tested by experts

By Ruth Hamilton last updated

We've rounded up the most effective air purifiers around, for a range of room sizes and budgets.

Air Quality
The Dyson Hot and Cool HF1 is sitting on a coffee table in a pink living room.

Dyson Hot+Cool HF1 review: an impressively smart little fan heater, with a couple of drawbacks

By Cesci Angell published

The new Dyson Hot+Cool HF1 has fantastic smart features, but a couple of drawbacks may mean it’s not for you.

Air Quality
The Blueair Blue Signature air purifier is pictured in a pink living room.

Blueair Blue Signature review: a well-performing, furniture-inspired air purifier for extra-large rooms

By Cesci Angell published

I’ve been testing the most attractive large-room air purifier you can buy right now, and it’s surprisingly good value for money.

Air Quality
Shark TurboBlade Cool + Heat in reviewer's home

I've been testing Shark's new combo fan and heater, and the cooling is superb but the warming underwhelms

By Alex Temblador published

The original TurboBlade blew me away, but I'm not quite as hot on the warming function Shark has added for the Cool + Heat version.

Air Quality
Three Dyson fans

Dyson fan range guide: a simple guide to all your options, and how they differ

By Ruth Hamilton last updated

An at-a-glance rundown of your options, so you don't end up with the wrong fan (or fan-purifier, or fan-purifier-heater) for your needs.

Air Quality
The Dyson Cool CF1 is facing slightly to the right on a table top in front of a leafy green plant and a pink wall. The remote control is on the table to the right of the fan.

'It drags air in from the rest of the room': Dyson engineer explains what makes its bladeless fans so powerful

By Ruth Hamilton published

Dyson is a master at moving air – here's how they do it.

Air Quality
Dyson Hot + Cool HF1 fan

Dyson's new smart fan heater looks so cosy, I'm almost excited for the cold weather to arrive

By Ruth Hamilton published

Summer is over, but I have my eye on the new Dyson smart heater to warm my cockles when temperatures start to drop.

Air Quality
Dyson HushJet Purifier Compact air purifier (left) and a close up of the internal filters

Dyson just launched its first desktop air purifier, and it's inspired by a jet engine – but thankfully it's a lot quieter

By Ruth Hamilton published

The new HushJet Purifier Compact uses a completely different format to previous Dyson air purifiers.

Air Quality
The SwitchBot Air Purifier Table is pictured in a pink living room. The ambient light below the tabletop is lit up blue.

SwitchBot Air Purifier Table review: an efficient air purifier with many talents

By Cesci Angell published

An air purifier that’ll hold my keys, charge my phone, and switch up the ambience? Yes please.

Air Quality
The Levoit CirculAir is at its full height in the middle of a pink living room.

Levoit CirculAir Oscillating Fan review: a versatile pedestal air circulator that’s ridiculously good

By Cesci Angell published

Strong yet surprisingly quiet, this versatile air circulator has me seriously impressed.

Air Quality
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