ResMed AirFit F40 Full Face Cushion

Keep your therapy on track with the genuine AdaptiSeal replacement cushion for the AirFit F40 Full Face CPAP Mask. This soft, durable cushion is designed to adapt to your facial contours, helping maintain a comfortable, secure seal night after night. Replacing the cushion regularly supports consistent performance and can reduce common leak frustrations so you can focus on rest, not readjustments. Because a great night’s sleep shouldn’t hinge on a tired cushion.

• Soft cushion designed for comfort
• Adapts to your face for a secure seal
• Durable for full face therapy needs
• Replace about every 3 months

The F40’s AdaptiSeal cushion aims to balance softness with stability so your seal feels natural, not forced. Swap in a new cushion to refresh fit and support consistent therapy.

1. Soft feel for gentle contact
2. Adaptive design to help limit leaks
3. Built for full face performance
4. Simple, quick replacement

This replacement cushion is only compatible with the ResMed AirFit F40 Full Face CPAP Mask. Choose the size that matches your current setup—available in Large, Medium, and Small Wide—and you’ll be ready for a straightforward refresh. If you need the complete mask or other parts, consider the full AirFit F40 Mask with Headgear. For best results, replace the cushion about every three months to help maintain a secure seal and comfortable therapy.

• Only for the AirFit F40 mask
• Sizes: Large, Medium, Small Wide
• Quick, tool-free swap
• QuietAir Vent Ring included
• From an authorized ResMed seller