Intake Filter for Compact 555DS Stationary Oxygen Concentrators 1122135 moldable polymer called ThermAcryl that

moldable polymer called ThermAcryl that is easily customized to provide an exceptionally stable and secure fit without pinching or pressure points

clear silicone cushion offers a more traditional fit that uses airflow from your CPAP or BiPAP machine to seal the cushion gently against the face without pinching or pressure points

SmallWide and Wide

They can also be used as an alternative to the InfinitySeal cushions found on AirFit N20 & AirFit N20 For Her CPAP/BiLevel Masks

F&P Solo's nasal pillows cushion wraps around the nose to provide a gentle

Intake Filter for Compact 555DS Stationary Oxygen Concentrators 1122135 moldable polymer called ThermAcryl thatDrive's 555DS Intake Filter is designed for use with all Compact 555DS Oxygen Concentrators. The filter must be installed whenever the oxygen concentrator is in use.