DeVilbiss 525 Filter Set (for professional use)

This filter set for the DeVilbiss 525 oxygen concentrator contains the following filters:

• 1 dust filter
• 1 long-life bacterial and viral filter
• 1 output filter

To replace the output filter of the DeVilbiss 525, the concentrator must be opened. Please note: this will void the warranty on the concentrator.