CPAP Masks: Types, Fit and Nasal vs Full Face

CPAP masks are the interface between a CPAP, APAP or BiPAP device and a sleep apnea patient, delivering pressurized air through the nose or the nose and mouth. The main types are nasal pillows, nasal, full face (oronasal) and hybrid masks, chosen by breathing pattern, sleep position and prescribed pressure.

FAQ

Frequently asked questions

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What type of CPAP mask is best?

There is no single best CPAP mask: the right one is the type the patient keeps on all night without leaks. A nasal mask is the usual starting point for people who breathe through the nose, and it suits side sleepers. A full face (oronasal) mask is the better choice for mouth breathers, frequent nasal congestion or higher pressures such as BiPAP. Nasal pillows give the least facial contact and help with claustrophobia or facial hair.

The prescribing physician or respiratory therapist should confirm the type and size during fitting. SysMed USA supplies the iRiFiT N300 nasal mask and the iRiFiT F300 full face mask.

What is the best CPAP mask for mouth breathers?

For mouth breathers, a full face (oronasal) mask is usually the best fit because it seals over both nose and mouth, so air does not escape when the mouth opens during sleep. A hybrid mask, which covers the mouth and seals under the nose, is an alternative for patients who want less contact on the nasal bridge. Some patients use a nasal mask with a chin strap, but that decision belongs to the sleep specialist.

The iRiFiT F300 covers nose and mouth with an adaptive "V" rebound silicone cushion and ships with S, M and L cushions in each unit.

How often should you replace a CPAP mask?

Follow the manufacturer's instructions first. A widely used reference is the US Medicare replacement schedule: nasal cushions and nasal pillows every 2 weeks, full face cushions every month, mask frames every 3 months and headgear every 6 months. Replace any part sooner if the silicone hardens, tears or no longer seals, or if the headgear loses its stretch.

Clinics and homecare providers can turn these intervals into a consumables program per patient. Replacement cushions for the iRiFiT N300 and F300 are available separately in bulk from SysMed USA.

How do I choose the right CPAP mask size?

Start with the manufacturer's sizing guide, then confirm the fit with the device running at the prescribed pressure and the patient lying in their usual sleep position. The right size seals with the headgear only snug: if the straps have to be overtightened to stop a leak, the size or the cushion is wrong.

The iRiFiT N300 and the iRiFiT F300 include S, M and L cushions in every unit, so the fitter can try sizes on the spot without opening extra boxes.

Why is my CPAP mask leaking air?

Most CPAP mask leaks have a few causes: the wrong cushion size, headgear that is too tight or too loose (overtightening folds the cushion and opens new leaks), a worn or oily cushion, or the mouth opening while using a nasal mask. Side sleeping can also push the mask out of place. Air coming out of the exhalation vent is normal and is not a leak.

Wash and dry the cushion, readjust while lying down with the device on, and replace the cushion if it is hardened or torn. If the leak continues, ask the clinician to review the size or switch to a full face mask.

How much does a CPAP mask cost?

In Latin American online stores (October 2026), a nasal CPAP mask costs roughly USD 20 to 200 and a full face mask roughly USD 40 to 235, depending on brand, model and country. In Mexico, for example, nasal masks list at about MXN 750 to 3,200 and full face masks at about MXN 900 to 4,300; in Colombia, at about COP 170,000 to 460,000 and COP 170,000 to 610,000.

SysMed USA does not publish prices. Hospitals, clinics and distributors can request a wholesale quote for the iRiFiT N300 and F300.

Does any CPAP mask work with any CPAP machine?

In most cases, yes: most masks and PAP devices share the standard 22 mm tubing connection. The iRiFiT N300 and F300 connect to any standard CPAP, APAP or BiPAP device with 22 mm tubing, regardless of brand. Two exceptions to check: non vented hospital masks, designed for ventilators with a separate exhalation valve, are not for home CPAP, and some travel devices use their own mask kits.

The prescription sets the pressure and the therapy type, so the mask has to match that therapy, not just the connector.