Resmed AirSense™11 CPAP End Cap (Side Cover)

ResMed AirSense™ 11 End Cap (Side Cover) can be used in place of the HumidAir™ 11 tub. Humidifier options will be disabled when in use.

the side cover allows use of the machine without the humidifier tub.

My humidifier tub/side cover is leaking
Humidifier tub may not be assembled correctly: Check for damage and reassemble the humidifier tub correctly.
Side cover may not be inserted correctly: Check the side cover to ensure it has been inserted correctly. It should click in place.
Humidifier tub/side cover may be damaged or cracked: Contact your care provider for a replacement