Fisher & Paykel Simplus Full Face CPAP Mask with Headgear Hybrid Mask The foam layer acts as

The foam layer acts as a pre-filter that intercepts larger particles before they reach the ultra-fine layer

and a statement of the equipment needed — for example

Without it

Therapy air enters through the 360° swivel elbow at the crown of the head

Fisher & Paykel Simplus Full Face CPAP Mask with Headgear Hybrid Mask The foam layer acts asThe Fisher & Paykel Simplus is a world class full face mask designed with three key pillars in mind: Comfort, Stability, and Simplicity. By using a streamlined frame and an intelligent RollFit seal, the Simplus delivers an effective therapy seal without the bulk of traditional full face masks. Key Features: RollFit Seal: This one piece seal "rolls" back and forth on the bridge of your nose, automatically adjusting to your movements in order to reduce