Essential CPAP Accessory: The HumidAir Water Chamber is a crucial replacement part for AirSense 10 and for AirCurve 10 CPAP and BiPAP machines. It enhances your CPAP therapy by providing humidified air, which helps alleviate common discomforts such as a dry mouth and sore throat. Maintenance Tips: To optimal performance and , this water chamber should be cleaned manually using warm water and mild detergent weekly. It is not suitable for cleaning in a dishwasher. Allow it to air dry completely in a cool, shaded area before reinserting it into your device. Regular replacement every 3-6 months is recommended. Design Update Information: Initially, for the AirSense 10 water featured a full metal base. The latest design includes a more compact, circular metal base plate, enhancing the unit's overall durability and functionality. Color: Transparent Material: PVC Package Contents: 1 * HumidAir Water Chamber Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.