AirSense/AirCurve 11 HumidAir Water Chamber | ResMed

🥷 New to CPAP Ninja? Take $5 on Us.

CPAPMan is now CPAPNinja - 29 years strong! Free shipping on orders $99+.

HumidAir 11 Water Chamber for ResMed AirSense & AirCurve 11

The Air 11 HumidAir Water Chamber is designed for ResMed AirSense 11 CPAP machines and AirCurve 11 bilevel devices. This water tub is available in Standard (hand wash only) and Cleanable (dishwasher safe) versions and can hold up to 380 ml of water.

Feature	Standard tub	Cleanable tub
Water type	Distilled water only	Drinking quality (potable) water is fine
Design	Sealed, non-disassembling	Fully disassembles for cleaning
Base plate	Aluminum — can pit or corrode from tap water minerals or harsh chemicals	Stainless steel — highly corrosion-resistant, withstands high-heat sanitation
Seal	Often permanently adhered; difficult to remove without tearing	Pops off and back on repeatedly for thorough cleaning
Cleaning method	Hand wash only — not dishwasher safe	Dishwasher safe, repeatable disinfection
Intended use	Single-patient, daily use	Reusable, designed for repeated deep cleaning
Lifespan	~6 months (plastic degrades faster)	~1 year (tougher, higher-grade materials)

For those who don't use a humidifier, the Air 11 Side Cover (sold separately) can replace the water tub, reducing the machine's overall size.

Features

Designed for ResMed AirSense & AirCurve 11 CPAPs and BiPAPs
Maximum capacity: 380 ml
Available in Standard (hand wash only) or Cleanable (dishwasher safe)

Compatible Machines

ResMed AirSense 11 AutoSet
ResMed AirSense 11 CPAP
ResMed AirSense 11 Elite
ResMed AirCurve 11 VAuto
ResMed AirCurve 11 ASV

Cleaning Instructions

Empty the water tub daily and rinse thoroughly. Air dry away from direct sunlight

Once a week, wash the water tub with warm water and mild soap. Rinse well and air dry away from direct sunlight. If using a dishwasher, make sure to clean the water tub using the glassware or delicate setting. Do not wash the water tub with water that is hotter than 131ºF (55ºC).