Philips Respironics Pollen (foam) filter, reusable (2 per pack) (1029330)
The Philips Respironics Pollen (foam) filter is designed to extend the life of your CPAP machine by keeping pollen, dust and other large particle debris out. These filters are reusable and are compatible with the System One and M Series Machines. Filters can be washed and reused multiple times until they start to fall apart. Includes two filters.