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NSF International names the Dyson Airblade™ hand dryer the World’s first hygienic hand dryer

The Dyson Airblade™ hand dryer is officially the world’s first hygienic hand dryer. After extensive testing, it has been certified by NSF International (formerly the National Sanitation Foundation), with the NSF certification for hygienic hand dryers (NSF P335). Dyson is the first and only manufacturer to have received this certificate.

The Dyson Airblade™ hand dryer is the fastest, most hygienic and energy efficient hand dryer. Unlike warm air hand dryers it doesn’t rely on evaporation to dry hands. Instead it filters incoming air to remove 99.9% of bacteria. This clean unheated air is then forced at 400mph through a 0.3mm gap to create a sheet of air that wipes hands dry in just ten seconds.

Bob Ferguson, Vice president, National Sanitation Foundation Water Systems Programs, said:

“By working with NSF to develop the first, comprehensive protocol for hand dryers, Dyson has demonstrated the commitment of a true leader. With NSF P335, hand dryer manufacturers can now verify that their products meet appropriate sanitation criteria and dry hands with clean, filtered air. Hand dryers that meet all protocol requirements will bear the NSF Mark.”

The Dyson Airblade™ hand dryer has undergone extensive biological and scientific testing by Dyson’s in-house microbiologists, as well as research by Leeds University and Bradford University.

The Dyson Airblade™ hand dryer is also accredited by the British Skin Foundation and the Royal Institute of Public Health.

Glenn Andrew, General Manager for the Dyson Airblade™ hand dryer, Dyson said:

“The certification from the NSF supports the vast research we have undertaken to make the Dyson Airblade™ hand dryer, not only fast and energy efficient, but also hygienic. And we are proud to have set this benchmark for the hand drying industry.”

The Dyson Airblade™ hand dryer is currently being used in hospitals, schools, offices and public buildings across the UK and has been launched in Ireland, United States and United Arab Emirates.

Notes to editors

About NSF International

NSF International, formerly the National Sanitation Foundation is an independent, not-for-profit standards development and testing and certification organisation. For over 60 years NSF has been dedicated to protecting public health.


NSF International requirements for P335 included:


Air Filtration – to ensure hand dryer filters out dust and bacteria from the air being blown onto users’ hands.

  • Dyson Airblade™ filters incoming air to remove 99.9% of bacteria

Warm Air, Not Hot – using hot air to blow hands dry can remove beneficial oils that can lead to chapped skin. Protocol sets a maximum air temperature just above body temperature.

  • Dyson Airblade™ uses a sheet of unheated air to wipe hands clean

Dry Time – to ensure it dries users’ hands within 15 seconds, which studies have shown is the typical amount of time a person will spend drying their hands.

  • Dyson Airblade™ dries hands completely is just 10 seconds

Automatic Operation – a fully ‘hands-free’ operation to reduce the opportunity of coming into contact with contaminated surfaces

  • Dyson Airblade™ uses infra-red sensors for touch free operation and has an anti-microbial coating to prevent build up of bacteria

About Dyson Airblade™:
Dyson Airblade™ is a breakthrough in hand dryer technology. Conventional hot air dryers simply heat up and recirculate contaminated washroom air. The Dyson Airblade™ filters incoming air to remove 99.9% of bacteria before blowing a blade of unheated air at 400 mph through an aperture the width of an eyelash to wipe water from hands in just ten seconds. Twice as fast as any other hand dryer.

Powered by Dyson’s digital motor it uses up to 83% less energy than traditional hand-dryers and is guaranteed for parts and labour for five years. Dyson Airblade™ promises typical savings of 20% over other hand dryers and a massive 97% over paper hand towels.

After rigorous trials, Dyson commissioned independent hygiene specialists to benchmark it against other hand dryers. The Dyson Airblade™ has been accredited by the Royal Institute of Public Health, and Dyson’s research into hand hygiene has been validated by British Skin Foundation.

NSF International names the Dyson Airblade™ hand dryer the World’s first hygienic hand dryer