AirFit™ N20

Nasal mask

Nasal mask designed to fit everyone and accommodate movement. The AirFit N20 and the ‘For Her’ variant feature a nasal InfinitySeal silicone cushion that fits 99.4% of patients tested.1 It provides a clear field of vision, a comfortable padded frame,2 and easy-to-use magnetic clips for quick fitting.3
Product codes: S for Her (63510), S (63509), M (63511), L (63512)

Universal seal performance


An international study found that our nasal InfinitySeal silicone cushion fits 99.4% of all patients tested.1 This means you can be confident that your patients have a mask that will fit and perform.

With its innovative design, the AirFit N20 has been finished and shaped to adapt to the unique facial contours of each patient, offering a robust seal regardless of face shape or size.

Discover the new cushion’s geometry here.

Patient tested and preferred


92% of patients said they preferred wearing the AirFit N20 rather than current market-leading Nasal mask.2
Within individual categories of the survey, the AirFit N20 also achieved a preference of 88% for ease of use, 88% for comfort and 83% for seal2, demonstrating that our technologies can improve the patient experience.

The For Her range

Our AirFit 20 series for Her range mobile

Dedicated purely to women, this range was specifically designed to give every woman a more personalised mask that better meets her unique facial features and adapts to the way she sleeps.


Buy online

ResMed Online Store is the one-stop-shop for sleep professionals, with immediate access to pricing, shipping and invoice details. Contact your ResMed representative to create an account or sign in to start buying and tracking ResMed products.


Warranty & services

Looking for service and warranty information on the ResMed AirFit N20 nasal mask?
Find the answers to your questions in our resource centre.


Keen to explore other masks?

ResMed’s CPAP mask categories are designed to reflect your patients’ needs and sleep habits. Our Versatile Fit, Freedom and Minimalist mask categories make it easier to find the right mask.

Minimalist CPAP masks
Freedom CPAP masks
Versatile Fit CPAP masks

Related products

An ultra-compact nasal cradle mask that offers a discreet and comfortable CPAP experience

Learn more

A nasal tube-up mask designed to give patients the freedom to sleep in any position

Learn more

Ultra-compact tube-up mask with a QuietAir vent

Learn more


  1. ResMed AirFit N20 internal global fitting study of 159 existing ResMed patients, conducted 12/11/2015 ; ID A3697629.
  2. ResMed internal study of 24 existing ResMed patients, conducted between 23/11/2015 – 21/12/2015 comparing the market leading mask with AirFit N20 ; ID A3695085.
  3. Use of masks with magnetic components is contraindicated in patients with the following pre-existing conditions: a metallic haemostatic clip implanted in the head to repair an aneurysm and/or metallic splinters in one or both eyes.