User Guides

AirFit N20 nasal mask support

Everything you need to know about sizing, fitting and maintaining your AirFitTM N20 nasal mask and AirFit N20 for Her. 

N20 sizingN20 Classic fitting guide image  

AirFit N20 mask fitting guide

This mask fitting template will help you find the right fit for the AirFitTM N20 and AirFitTM N20 for Her nasal mask. 

How to use the fitting template:

1. Download and print the template - ensure it's printed to scale
2. Cut out the template along the dotted lines
3. Use the template as shown to determine the right cushion size for you. Try fitting your nose into each sizing option. The most comfortable one will provide you with the best fit.

Alternatively, you can also measure your nose width with a ruler. Different measurements correspond to the following sizes:

a. Between 23-37 mm: Small
b. Between 30-45 mm: Medium
c. Between 45-55 mm: Large
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AirFit N20 user guide

Before you start using your AirFit N20 nasal mask we recommend you read the user guide. It covers everything you need to know about fitting, cleaning, and maintaining your mask.

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AirFit N20 support videos

These short videos show you how to easily fit your AirFit N20 nasal mask, manage leaks and how to keep your mask in good condition.  

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Need more help - Call us on 1800 737 633 or find your local ResMed store or accredited partner to make an appointment for a fitting. 

Ready to buy now? Buy online direct from ResMed and receive free delivery direct to your door. 

Buy AirFit N20  Buy AirFit N20 for Her

AirFit N20 nasal mask