5 Pack Humidifier Connector Adapter Tube, Invacare Humidifier Cup Tubing Connector 12 Inches for Oxygen Concentrator and bubble humidifier bottles

Simple and convenient just connect the ribbed end of the connecting pipe to the oxygen outlet port of the oxygen concentrator. Wonderful replacement for the old or broken one, directly fitment, reliable and durable to use. Oxygen generator humidifier cup adapter tube for connecting oxygen concentrator to humidifier. One end of the humidifier cup adapter tube is provided with a threaded nut for easy placing in the humidifier bottle. Humidifier connection tube special designed for 5L oxygen generator, directly replacement use.