ResMed AirFit F40 Full Face CPAP Mask (NZ)

Overview

The ResMed AirFit F40 is the newest generation full face CPAP mask designed for sleepers who want a lighter, quieter, and more adaptable fit. With its ultra-soft AdaptiSeal™ silicone cushion, flexible frame, and low-profile design, the F40 delivers a secure seal without pressure or bulk — ideal for side sleepers and anyone who struggles with traditional full face masks.

At AwakeNZ, all masks are NZ-stocked, shipped fast, and supported by real sleep professionals.

Key Features

AdaptiSeal™ Silicone Cushion

• Soft, flexible, and adaptive
• Reduces pressure on the nose and cheeks
• Helps maintain a seal even with movement

Minimalist, Low-Profile Frame

• Less bulk than traditional full face masks
• Improves comfort for side and stomach sleepers
• Reduces facial contact and red marks

QuietAir™ Vent Technology

• Ultra-quiet exhalation
• Ideal for light sleepers and partners

Magnetic Headgear Clips

• Quick on/off
• Easy to fit, even in the dark

Flexible, Adaptive Fit

• Designed to accommodate a wide range of face shapes
• Ideal for users who struggle with F20/F30 seal issues

What’s Included

• ResMed AirFit F40 mask frame
• AdaptiSeal™ silicone cushion (your chosen size)
• Headgear
• Magnetic clips
• User guide

Sizing Guide

The F40 uses a new cushion design. Most users will match their usual F20/F30 size, but if you’re unsure, our team can help you choose the right fit.

Why Choose the F40 Over Other ResMed Masks?

F40 vs F20

• F40 is lighter and less bulky
• F40 uses AdaptiSeal™ vs F20’s traditional silicone
• Better for side sleepers
• Quieter venting

F40 vs F30

• F40 offers a more secure seal for mouth breathers
• F40 has a larger sealing surface without the bulk of the F20
• F30 is more minimal, but F40 is more stable

Who the F40 Is Best For

• Mouth breathers
• Side sleepers
• Users who struggle with leaks
• Anyone wanting a quieter, softer full face mask
• People who found the F20 too bulky or the F30 too minimal

Frequently Asked Questions

Is the F40 compatible with all CPAP machines?

Yes — it works with all CPAP brands using a standard 22mm connector (including ResMed, Fisher & Paykel, Philips, and Luna).

Can I use the F40 with high pressures?

Yes. The AdaptiSeal™ cushion is designed to maintain stability even at higher therapy pressures.

Is this mask good for side sleepers?

Absolutely. The low-profile frame and soft cushion make it one of the best full face options for side sleepers.

Does it come with a free consultation?

Yes — all Awakenz mask purchases include access to a free consultation with a sleep professional if you need help with fit or comfort.

Click here to download the sizing guide for the ResMed F40 CPAP mask.