Inogen One G4 Particle Filter
Replacement eco-friendly filter for your Inogen One G4 Portable Oxygen Concentrator helps to provide you with clean oxygen, filtering out dust, pet hair and other air-borne contaminants.
This Replacement Inogen One G4 Portable oxygen Concentrator Particle Filter is washable and reusable. In order to keep your concentrator working properly, this filter should be washed weekly (or whenever the filter is dirty). Allow the filter to dry completely before reinserting in the concentrator. Inogen recommends replacing the filter when the screen is damaged or is mis-shapen.* One Filter per pack
It is recommended to never let your concentrator run without a filter installed. **