Tubing Elbow for F&P Vitera CPAP/BiPAP Masks 38010-with-64100 and it allows the machine

and it allows the machine to be used without engaging the built-in HumidAir Humidifier

This premium SoftEdge Headgear from ResMed is designed for use with all AirFit F10 & AirFit F10 For Her CPAP/BiLevel Masks

ResMed's AirFit N30 Cradle Nasal Cushions sit comfortably and unobtrusively under your nose

and 4 HME Humidifier Filters

The simple to use H2O 4 CPAP Distilled Water System rids tap water of calcium

Tubing Elbow for F&P Vitera CPAP/BiPAP Masks 38010-with-64100 and it allows the machineThis elbow, from Fisher & Paykel, is designed for use with all Vitera Full Face CPAP BiPAP Masks. The elbow swivels 360 degrees and connects the PAP tubing to the frame of the Vitera mask.