ResMed AirFit N30i QuietAir Cushion Replacement features ResMed
New redesigned nasal cradle cushion for AirFit N30i with QuietAir vent technology and softer silicone cushion.
ResMed introduced a new design of AirFit N30i nasal cradle cushion. The new cushion comes with QuietAir vent technology and a softer silicone cushion, which replaces the plastic chassis, allowing to be more flexible.
- Reliable Sealing
- Improved Comfort
- Less disruptive sleeping experience (QuietAir Cushion is 57% quieter than original design)
Daily / After each use
To optimise the mask seal, facial oils should be removed from the cushion after each use. Handwash in warm (approximately 30°C) water using mild soap. The cushion should be rinsed well with drinking quality water and allowed to air dry out of direct sunlight.
How to measure your ideal mask size at home
If you’re about to start therapy or curious about a new mask and aren’t able to visit a CPAP store, how will you know which size mask is right for you? Luckily, it’s easy to find the correct mask size from the comfort of your own home!

Measure your face using a printed sizing template
- 1. Download the file and open it. Print the file at home. It doesn’t need to be in color – black and white is fine.
- 2. After printing the template, get a pair of scissors and cut out along the dotted line
- 3. Select the most appropriate size by referring to the area of the guide