Invacare PerfectO2 Oxygen Concentrator Filter Kit Oxygen Concentrator Filter Kit for Invacare PerfectO2 Oxygen Concentrator Includes a cabinet filter, intake filter, and a final bacteria filter For use on the Invacare PerfectO2 oxygen concentrator Due to hygiene purposes, this item is non-returnable Components should be removed and replaced regularly to keep concentrator performing optimally
