Disposable ultra-fine filters for DreamStation 2 Auto CPAP Advanced Machine. Filters remove dust, pollen, and tobacco smoke particles from your CPAP airflow. Ultra-fine filters are disposable and should be replaced after 30 nights of use, sooner, if it appears clogged. Do not rinse or get them wet.
These filters can be used in conjunction with Reusable Pollen Filter.To attach the disposable filter to the reusable filter, place it underneath the reusable filter with the slotted side facing up, and the longer edge facing the side of the reusable filter that faces outside of the machine.
Material: Blended Synthetic Fiber
Intake Port Filters: 95% Efficient @ 0.5-0.7 micron size