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Projects purified air throughout the room

Only Dyson air purifier fans use Air Multiplier™ technology to project purified air throughout a whole room.

Image of Dyson purifier purifying a whole-room
Dyson Pure Cool

Automatically cleans a whole room properly, capturing 99.95% of harmful pollutants. 1

Family home demonstrating the Dyson Pure Cool purifying fan

Pollutants can build up inside your home. But you can't always see them.

In fact, indoor air quality can be up to 5x worse than outdoor air quality.2

Demonstrating a room full of pollutants

Potentially harmful particles and gases can be found throughout the home. These include:

Discover what's inside your home

Potentially harmful particles and gases can be found throughout the home. These include:

  • PM0.1 diagram


    Ultrafine particles and viruses*

  • PM2.5 diagram


    Industrial emissions

  • PM5.0 adiagram


    Bacteria and mould

  • PM10 diagram


    Pollen and allergens from plants and flowers

  • Formaldehyde diagram


    Carpets, rugs and flooring

  • Odour diagram


    Household fumes and cooking

  • Benzene and VOCs diagram

    Benzene and VOCs

    Cleaning products and scented candles

  • Nitrogen Dioxide diagram

    Nitrogen Dioxide

    Gas stoves and car exhausts

Automatically senses particles and gases

Using a unique algorithm, the Dyson Pure Cool™ air purifier processes the input from three sensors to continually monitor your room's air quality.

X-ray image of the sensors inside the Dyson Pure Cool purifying fan

Learn more about our sensor technology

  • Gas sensor

    Detects Volatile Organic compounds (VOCs) and oxidising gases such as NO2.

  • Humidity and temperature sensor

    Constantly monitors the relative humidity and temperature levels within the room.

  • Particulate Sensor

    Uses laser measurement for constant particulate concentration analysis.

Then diagnoses and reports them – in real time

The built-in LCD screen shows your current Indoor Air Quality Index (AQI), and which gases and particles are present in the room, right now.3

Close-up of LCD screen

360° sealed filtration system removes gases and particulates

Combines an activated carbon filter and a glass HEPA filter that captures 99.95% of particle pollutants as small as 0.1 microns.1

Exploded image of the fully sealed filter system

Glass HEPA filter

9 metres of borosilicate microfibres, pleated over 200 times, capture 99.95% of harmful ultrafine particles.1

Pleated microfibres

Activated carbon filter

Tris-impregnated carbon granules capture gases such as formaldehyde, benzene and nitrogen dioxide.

Close-up of tris-impregnated carbon granules

Purifies every corner of the room

Air Multiplier™ technology projects over 290 litres of air per second, generating smooth yet powerful airflow. This combines with 350° oscillation to project and circulate purified air throughout the entire room.4

Family home with Dyson Pure Cool purifying fan

Intelligently control and monitor your air quality, with the Dyson Link app

Control your Dyson Pure Cool™ air purifier fan and quickly monitor air quality indoors and out – direct from your device. Schedule, remote control and personalise your machine.5

Dyson Link app

Download the Dyson Link App

Step 1

Download the Dyson Link app, open it and select 'Add machine' from the menu. Then select your machine.

  • Switch accessories quickly

    Step 2

    Hold your device next to your machine's display. This will allow your machine to detect your mobile device.

  • Switch accessories quickly

    Step 3

    Press the power button on your machine to activate the pairing process. Then follow the on-screen instructions to complete connection set-up.

  • Woman being cooled with the Dyson Pure Cool purifying fan


    Purifies all year round. Cools you when you need it.

  • Woman being purified with the Dyson Pure Cool purifying fan

    Draught-free diffused mode

    Purifies without cooling you.

  • Dyson purifying fan in children's bedroom

    Night-time mode

    Monitors and purifies using its quietest settings, with a dimmed display.

  • Sleep timer symbol

    Sleep timer

    Dyson Pure Cool™ fans can be programmed to turn off after pre-set intervals, from 15 minutes to 9 hours.

  • Close-up of remote control

    Remote control

    Curved and magnetised to store neatly on the top of the machine.

  • Certified asthma and allergy friendly™ logo

    Certified asthma and allergy friendly™

    Dyson Pure Cool™ is certified asthma and allergy friendly™ by Allergy Standards Limited

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Direct from Dyson

1Tested to Dyson internal test method TM-003711 in a 27m² room. 'Harmful' / 'Ultrafine' pollutants refers to airborne particles as small as 0.1 microns (tested to EN1822).
2Hulin et al, Respiratory Health and Indoor air pollutants based on quantitative exposure assessments, European Respiratory Journal, Oct 2012.
3PM2.5, PM10, VOC, NO2
4In maximum setting. Tested to Dyson internal test method TM-003711 in a 27m² room and DTM801.
5Standard data and messaging rates may apply. Requires Wi-Fi and app-enabled device. Requires iOS version 10 or above, or Android version 5 or above. Your mobile device must have Bluetooth 4.0 support.
*Up to 99.95% particles based on technical tests. Virus testing conducted on H1N1 by third party lab, Feb 2020