Inlet Filter for Phoenix 5 Stationary Oxygen Concentrators 63801KIT-SM-63805-63814 This pack includes the gray

This pack includes the gray Flexi Foam Cushion and clear (white) Silicone Seal used on all FlexiFit 432 (HC432) CPAP/BiPAP Masks

but the FlexiFit 407 Nasal Mask takes the revolution even further

protective barrier between you and your CPAP headgear for a more comfortable

This headgear is designed for use with all Quattro FX & Quattro FX For Her CPAP/BiLevel Masks

Inlet Filter for Phoenix 5 Stationary Oxygen Concentrators 63801KIT-SM-63805-63814 This pack includes the grayReact Health's Phoenix 5 Inlet (Air Intake) Filter is designed for use with all Phoenix 5 Oxygen Concentrators. The filter must be installed whenever the oxygen concentrator is in use.