Inogen One G4 replacement particle filters are eco-friendly and keep dust, pet hair, and other. Inogen One G4 Portable Oxygen Concentrator.
The Inogen One G4 particle filter help to provides you with clean oxygen and it can also reduce your allergy symptoms. The Eco-friendly replacement filter protects the air intake screens and helps keep dust mites, pollen, and other contaminants away from the air intake vents. Maintaining an effective particle filter will also help to extend the life of the Inogen G4 portable concentrator unit by keeping it free of unwanted particles. Includes one filter.