Resmed AirFit F40 Full Face CPAP Mask
ResMed AirFit F40 Full Face CPAP Mask
The ResMed AirFit F40 is a discreet, lightweight full face CPAP mask featuring the ultra soft AdaptiSeal™ under the nose cushion and a flexible 20.4 g frame. Its modern, low profile design provides comfort with minimal facial contact, while QuietAir™ venting reduces noise and gently disperses airflow.
With magnetic headgear clips for quick setup, a short tube and a quick release elbow, the AirFit F40 combines convenience with reliable performance for nightly therapy.

Key Features
- AdaptiSeal™ cushion: Soft under the nose design with no hard parts against the nasal bridge.
- Lightweight frame: Only 20.4 g to support flexible comfort and reduced facial pressure.
- Soft touch frame arms: Designed to enhance comfort for side sleeping positions.
- QuietAir™ vent: Low noise exhalation with gentle air dispersion to support a calmer bedroom environment.
- Simple setup: Four adjustment points with magnetic clips to make fitting and removal straightforward.
- Quick release elbow: Easy disconnection from the CPAP tubing with reduced tube drag.
- Streamlined design: Contemporary, low profile appearance with minimal facial bulk.
- Complete package: Includes frame, cushion, headgear, elbow and short tube.

Technical Specifications
| Product name | ResMed AirFit F40 Full Face Mask |
|---|---|
| Manufacturer | ResMed |
| Mask type | Full face |
| Pressure range | 4–30 cm H2O |
| Frame weight | 20.4 g |
| Total weight | 95.8 g |
| Cushion material | Silicone |
| Frame and elbow material | Polycarbonate, polypropylene |
| Headgear material | Nylon, polyester |
| Size included | Small Wide cushion, Standard headgear |
| Magnetic clips | Yes* |
| AirMini compatibility | No |
| Latex free | No |
| Warranty | 90 days |
| Included in package | Frame, cushion, headgear, elbow, short tube, user guide |
Helpful Documents
Change of Mind
A 30-day change-of-mind return policy is available for brand new items that are unopened and unused only. Please consider carefully before opening a device, as once an item has been opened or used, even briefly, it can no longer be resold as new.
We recommend returning a brand new item only if it is damaged or faulty. If you wish to return an opened item, please contact us in advance to discuss any applicable restocking fees, as the item may need to be resold as used.
For hygiene reasons, opened CPAP masks and accessories are non-returnable.
Return shipping costs are the responsibility of the customer.
Shipping information
Kindly click here to review our Shipping and Delivery policy
Returns & warranty
Kindly click here to review our Return & Refund Policy
Customs & Duties
Visit this page to learn more about Customs & Duties