Click or press Enter to skip navigation. Accessibility Statement
Thanks. We've saved your preferences.
You can update your contact preferences at any time in the Keep in touch section of Your Dyson. If you have a Your Dyson account, you can log in below to manage your contact options.
Dyson Purifier logo
Woman in bed beside Dyson Purifier Hot + Cool Formaldehyde fan

Heatwave HP09 Night

Beat the heat

Cools you with 290 litres of purified air, per second. Captures dust, allergens and H1N1 virus.¹ Even destroys formaldehyde.²


Fans and heaters

Powerful circulation to purify the whole room

Only Dyson purifiers have Air Multiplier™ technology, to draw in distant pollutants and project purified air throughout the room.

Video Transcript

Open video transcript
  •  Woman in bed beside Dyson Purifier fan
  • Dyson purifier hot + cool formaldehyde cooling the whole room
  • Dyson purifier hot + cool formaldehyde heating the whole room

Internal sensing technology and LCD screen showing air quality

Senses and reports, automatically

Four sensors, including a solid-state formaldehyde sensor, interact with our unique algorithm to precisely disgnose, display and react to your air quality - displaying real-time reports on the LCD.

Graphic showing fully sealed purifier

Advanced HEPA H13 filtration

The HEPA+Carbon filter captures gases⁴ and 99.97% of particles as small as 0.3 microns. Our catalytic filter continuously destroys formaldehyde.²

Graphic showing fully sealed purifier

Fully sealed to HEPA H13 standard⁵

In our latest purifiers, it's not just the filter that meets HEPA H13 standard, it's the whole machine.⁵ So what goes inside, stays inside.

Formaldehyde molecule

Formaldehyde can release for years. The Dyson Purifier Hot+Cool Formaldehyde purifier destroys it continuously.²

Formaldehyde is one of the most common indoor pollutants. It can be released for years from furniture, flooring and even bedding.

Close up graphic of catalytic tunnel

Destroys formaldehyde in billions of catalytic tunnels²

Dyson's unique catalytic filter continuously traps and converts formaldehyde into water and CO2. It self-regenerates, so it never needs replacing.

Video Transcript

Open video transcript

  • Close up of mobile screen with Dyson Link app
  • Voice control graphic
  • Someone changing their filter

  • Fitting the filter

    Video Transcript

    Open video transcript
  • Graphic displaying filter life

Dyson Purifier

 A range of Dyson fans in a dark room

Escape the heat this summer

  • Woman being directly cooled Dyson Purifier Cool  fan

    Beat the heat, with purified air

    Projects over 290 litres of air a second for cooling airflow.

Buy direct from the people who made it