Replacement water chamber for Respironics System One series machines. The water chamber is for 60 series heated humidifiers. The difference is that the 50 series is clear and the 60 series is a darker colour and is not see-through. The water chamber only, machine sold separately.
Water Capacity: 325 mL (1 1/3 cups)
Components of the metal plate inside the chamber is made of anodized aluminum.