Philips Respironics EverFlo Humidifier Connector Tube Kit
This is a replacement humidifier connector tube kit (tube with connector) to connect a humidifier bottle to the Philips EverFlo oxygen concentrator. Connect the connector (elbow) to the top of the humidifier and connect the other end to the oxygen outlet port of the concentrator. When you don't use the humidifier, you can store the humidifier connector tube kit behind the filter cover of the machine.
This product is also suitable for use with the Philips SimplyGo oxygen concentrator.