ResMed Replacement Tub for HumidAir H4i CPAP Humidifier humdifer is designed to be worn

is designed to be worn loosely to adapt to individual facial contours

One set of headgear clips is included with this purchase

SmartRamp: SmartRamp will monitor the user and increase pressure only if an event occurs

Another great feature is the eco-friendly diffuser filter that improves air filtration and reduces sound levels by 33%

The BMC F5A is an ideal full-face CPAP mask if you wear glasses while reading or watching TV

ResMed Replacement Tub for HumidAir H4i CPAP Humidifier humdifer is designed to be wornReplacement tub for the H4i Humidair Humidifier, used on S8 machines. The Humidair 4i is an optional upgrade for ResMed S8 CPAP, Autoset Spirit and Autoscore flow generators. The H4i clips onto the front of the S8, replacing the front sound baffle. Make sure your Humidifier is an H4i before you order this replacement tub.