The replacement Dishwasher Safe Water Chamber for ResMed's H5i™ Heated Humidifier used with the S9 CPAP Machine should be replaced every 6 to 12 months to keep your CPAP equipment working like new. The Dishwasher Safe Water Chamber easily lifts up to be cleaned and refilled and can be cleaned in the dishwasher.
The replacement Dishwasher Safe Water Chamber is and upgrade to the standard chamber included with the H5i Heated Humidifier at the time of purchase.