DreamStation Heated Humidifier For TherapyThe Philips Respironics DreamStation Heated Humidifier is the add on humidifier for the original DreamStation series (DreamStation CPAP, Auto CPAP, and BiPAP models). It attaches to the machine and adds moisture to your therapy air to help reduce dry mouth, throat, and nasal irritation. It uses a 325 mL (11 oz) water chamber and works with standard, slim, and DreamStation heated tubing. A heated tube (sold separately) helps keep the air warm and