Standard Water Chamber for H4i Heated Humidifiers 38844 This adjustable headgear from Respironics

This adjustable headgear from Respironics is designed for use with all Wisp CPAP/BiPAP Masks

MyAIRVO 2 Air Filters are disposable

The Filter Cover is for use with AirSense 10 Series CPAP Machines and AirCurve 10 Series BiLevel Machines

Evora Full delivers the maximum comfort and effectiveness of a full face mask with an under-the-nose cushion design that requires minimal facial contact

Three Frame Connector sizes are available -- Small

Standard Water Chamber for H4i Heated Humidifiers 38844 This adjustable headgear from RespironicsThis standard humidifier water chamber (with a frosted tub) will last for 6 months on average with proper care and maintenance. It is compatible with all H4i Heated Humidifiers as well as HumidAire 3i (H3i) Heated Humidifiers that have been upgraded using the H4i Flip Top Lid with Seal (Part 26953) or the H3i to H4i Upgrade Kit.