Product Features:

• Includes 2 Filters
• Protects from Micro Particles
• Eco-Friendly

The Inogen One G4 Output Filters Kit is specifically manufactured for the G4 oxygen unit. The environmentally friendly Output Filter protects the users from inhalation of micro particles into the units airflow. This filter is located adjacent to the oxygen cannula nozzle fitting and it is simple to remove and replace. It is recommended the filters be replaced annually. The kit includes two filters and spanner wrench.