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ResMed AirFit F40 Full Face CPAP Mask with Headgear

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ResMed | SKU: 64601
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    Why Choose cpapRX?

  • Auto-adjusting pressure with advanced algorithms
  • Built-in cellular connectivity for remote monitoring
  • Personal therapy assistant and sleep tracking
  • Ultra-quiet operation at 27 dBA
  • Advanced comfort features (EPR & AutoRamp)

The ResMed AirFit F40 is a full face CPAP mask with a low-profile under-nose cushion that reduces facial contact while covering both nose and mouth.Built for mouth breathers, allergy sufferers, and users who struggled with traditional full face masks.


InfinitySeal cushion self-adjusts to your facial contours, maintaining a reliable seal through all sleep positions.
Plush headgear distributes pressure evenly, eliminating tight-strap discomfort common with older mask designs. Available in XS, S, M, and L. Compatible with all major CPAP and BiPAP machines. FSA/HSA eligible. Free shipping on orders over $99. 60-night easy returns.

Replace your Nova Micro cushion

Key Features

     Under-nose full face design - minimal contact, open sightline

     InfinitySeal cushion - self-adjusting leak-free seal all night

     Plush headgear - no red marks, no over-tightening

     Ideal for mouth breathers, high-pressure therapy, allergy sufferers

     Compatible with ResMed AirSense 10, AirSense 11, and all major CPAP/BiPAP machines

     Available in XS, S, M, L

     HCPCS Code: A7030 - submit to insurance for reimbursement

     FSA/HSA eligible. Free shipping over $99. 60-night returns

No specifications available for this product.


Replacement Parts & Accessories

Compatible parts and accessories you can add to your order.

Expert Tips & How‑To Videos

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Frequently Asked Questions

Clear answers to common questions about this product, therapy, and ordering so you can feel confident before you buy.

Yes. The AirFit F40 covers both nose and mouth, delivering consistent airway pressure regardless of how you breathe. It is one of the top-recommended masks for mouth breathers across the US.
The F40 uses an under-nose cushion that sits below the nose bridge, resulting in less facial contact and a more open field of vision. The F20 uses a traditional over-nose cushion. The F40 suits users who find over-nose masks uncomfortable.
Yes. CPAP masks are FSA/HSA eligible. Use your FSA or HSA card at checkout on cpapRX.com just like any other credit card.
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