
ResMed AirFit N30 Nasal Cradle Mask
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Overview
The ResMed AirFit N30 is about as little mask as CPAP gets. A soft silicone cradle rests below your nostrils rather than over your nose, so the bridge stays free of pressure and your view stays open for reading, glasses or a last look at your phone.
Living with it night after night is simple. The stretchy headgear goes on and off like a pair of swim goggles, a short tube at the front carries air from your hose, and a side clip lets you fine-tune the fit without starting over.
Key features:
- Under-nose cradle: The cushion sits beneath your nostrils, so there's no pressure line across the top of your nose.
- Light to wear: With just a slim frame, a cushion and an elastic strap, there's very little on your face to notice.
- Fast on and off: The split-strap headgear fits straight from the box and slips over your head in one movement.
- Three cushion sizes: Choose Small, Medium or Small-Wide, and use ResMed's printable template to see which one matches your nose.
- No magnets: Nothing in the N30 is magnetic, so the magnet warnings on some other ResMed masks don't apply to it.
- Just three parts: The cushion, frame and headgear are each sold on their own, so you only replace the part that needs it.
- Licensed in Canada: It holds a Health Canada Class II licence, listed with the other details under Specifications.
The AirFit N30 suits nose breathers who want a minimal mask, side sleepers and anyone who reads or wears glasses in bed. If you'd rather have the hose running over your head and out of the way, compare it with the AirFit N30i.
Note: The AirFit N30 won't connect to the AirMini travel machine as it comes. For that machine, ResMed makes a separate AirFit N30 for AirMini kit.
How it works
Putting it on
Hold the cushion with its size and L and R markings facing you and place it under your nose. Pull the headgear over your head by the bottom band, so the top band sits on your crown, then lift the mask away from your nose for a moment and set it back to check it's comfortable.
If air leaks, pull a little headgear through the side clip, only as much as you need for a comfortable seal, since overtightening can leave redness around the cushion. Long hair goes through the gap in the back strap, and a ponytail works if it sits high enough. To take it off, lift the split band up and over your head.
Cleaning it
Wash the cushion after every use and the frame and headgear once a week. Soak the parts in warm, mildly soapy water made with a liquid detergent, scrub gently with a soft brush, especially around the vent holes, and rinse under running water.
Shake the frame to clear water from the vent, then leave everything to air-dry out of direct sunlight. Don't iron the headgear, as heat damages it, and keep flexible PVC tubing from connecting straight onto any part of the mask.
Additional information
The AirFit N30 is a nasal cradle CPAP mask designed for nasal breathers who want minimal facial contact, a clear field of view, and a quiet, low-profile interface. This listing contains one mask in the cushion size you select: Small, Medium or Small Wide.
How the nasal cradle sits
The cradle sits beneath the nostrils, never inside them, and stays off the nasal bridge. ResMed designed it to reduce nostril irritation, bridge discomfort and red marks.
How this differs from nasal pillows
Nasal pillow cushions sit inside the nostrils. The N30 cradle sits underneath them instead. Both leave the nasal bridge, forehead and cheeks clear, so you can read or watch a screen before sleep.
Where the N30 sits in the ResMed lineup
The N30 and N30i are both nasal cradle masks, but their parts are not interchangeable. The main difference is the hose position: the N30's short tube leaves the front of the frame, while the N30i connects at the top of the head, which keeps the hose off the front of your face when you roll over. The AirFit N20 is a different type again, a nasal mask that seals around the nose.
Venting and the flex tube
The vent sits around the tube connection, and ResMed's QuietAir design diffuses exhaled air so it spreads out gently. The short flexible tube is part of the mask frame and connects the mask to a standard CPAP hose.
Choosing your cushion size
ResMed provides a printable fitting template to help you choose before ordering. The three sizes on this page are Small, Medium and Small Wide. Each cushion is colour coded: Small is red, Medium is blue and Small Wide is purple.
When to replace parts
ResMed's replacement guideline is a new cushion once a month, a new frame system after three months and new headgear after six months. Replace any part sooner if it shows cracking, crazing or tears. The cushion, frame system and headgear are each sold as separate replacement parts.
AirMini compatibility
The standard AirFit N30 on this page is not compatible with the ResMed AirMini. ResMed makes a separate AirFit N30 for AirMini kit, with its own connecting ports, AirMini tube and HumidX cartridge.
What's in the box
One AirFit N30 frame system (frame with its built-in flex tube and the nasal cradle cushion in your selected size) and one QuickFit headgear with a split strap and side adjustment clip.
What's included
- AirFit N30 frame system: frame and cradle cushion in your chosen size
- QuickFit headgear with side clip
- Starter Pack instead: one frame and headgear with Small, Medium, and Small-Wide cushions
Specifications
- Mask type
- Nasal cradle, sits under the nose
- Cushion
- Silicone cradle
- Cushion sizes
- Small, Medium, Small-Wide
- Tube connection
- Short flexible tube at the front of the frame
- Headgear
- QuickFit split strap with side clip, one size
- Pressure range
- 4 to 20 cm H2O
- Sound level
- 18 dBA at 1 m (QuietAir frame), 21 dBA (standard frame)
- Weight
- 45 g including headgear
- Magnets
- None
- Machine setting
- Pillows (ResMed machines)
- AirMini
- Not supported (use the AirFit N30 for AirMini pack)
- Health Canada licence
- 103765 (Class II)
Features and fit
Choosing your size
ResMed makes the N30 cushion in Small, Medium and Small-Wide, with no Large. Its printable template has colour-coded cut-outs that you hold under your nose to find the match.
- Print the template at full scale before you measure
- Small and Medium share one cut-out, Small-Wide has its own
- Each cushion is marked with its size plus L and R sides
- Between sizes? The Starter Pack has all three cushions to try
Putting the N30 on
Settle the cushion under your nose with its markings facing you. Then pull the headgear on by the bottom band, so the top band rests on your crown.
- Lift the mask away for a moment and set it back to check the cushion sits comfortably
- The headgear stretches with wear, so expect to readjust it now and then
- Don't overtighten, which can leave redness or sores around the cushion
Three parts to look after
The whole mask breaks down into the cushion, the frame and the headgear, so there's little to keep track of when you wash or restock.
- Pinch one side of the cushion to pull it off the frame
- The headgear unhooks from the frame's stabilizers at each end
- One headgear fits every cushion size
- Cushions, frame systems and headgear can each be bought on their own
Setting up your machine
On ResMed AirSense and AirCurve machines, set the mask type to Pillows, even though the N30 is a cradle. ResMed lists it as validated across its CPAP and bilevel range.
- Not for the AirMini, which needs ResMed's separate AirFit N30 for AirMini kit
- Listed for AirSense, AirStart, AirCurve and S9 machines
- Keep flexible PVC tubing off the mask itself, as ResMed warns it can crack the parts

Cradle cushion
There's no pressure on the bridge of your nose, since the soft silicone cradle rests underneath your nostrils. ResMed shaped it to cut down on red marks and irritation where other nasal masks sit.
Slim frame
There's very little mask on your face, just a narrow, low-profile frame holding the cushion. Less touching you means less to notice as you settle in for the night.
Front tube
A short, flexible tube leaves the front of the frame and meets your hose a little way from your face. ResMed designed the low-profile shape with side sleepers in mind.
QuickFit headgear
Putting it on is as quick as pulling on swim goggles, and the split elastic strap fits straight from the box. A small side clip lets you fine-tune the fit if you notice a leak.
Common questions
How often should I replace the N30 cushion?
ResMed's guide calls for a new cushion each month, with the frame system lasting three months and the headgear half a year. Swap a part out early if it cracks, tears or no longer holds a seal.
Will the AirFit N30 work if I breathe through my mouth?
Not reliably. The cradle only seals at your nostrils, so pressure escapes whenever your mouth drops open. Waking with a dry mouth is a common sign of that, and the AirFit F20, which covers nose and mouth, is the better fit.
Can I wear glasses or read in bed with it on?
Yes. The cradle stays below your nose and nothing crosses your line of sight, and ResMed names glasses wearers among the people this mask is meant for.
Is the N30 a good choice for side sleepers?
It's one of the groups ResMed had in mind, thanks to the narrow profile and soft cushion. If you lie face down or want the hose running over your head, the AirFit N30i suits that better.
How is the AirFit N30 different from the N30i?
The N30 has its tube at the front and goggle-style headgear, with three cushion sizes. The N30i connects on top of your head, comes in two frame sizes and adds a Wide cushion.
Do I need a prescription to buy this mask?
No. Masks don't need a prescription, so you can order this one straight away. We only ask for a prescription with CPAP machines and ventilators, before they ship.
Need help?
Between two sizes, or not sure which mask suits you? Call or chat with our team before you order.