Felt Pollen Filter for ResMed S9, Airsense 10, AirCurve 10S - 6pk

These are replacement filters for the Resmed S9 series & AirSense 10 series CPAP and Bi-level devices that look like this.

They are available in generic versions or the ResMed brand for customers that prefer OEM filters.

The standard filters are slightly thicker than the hypoallergenic ones and are the ones typically installed in the S9 series and AirSense 10 series units from the manufacturer. The hypoallergenic filters are available as an option for customers who need them and are used instead of the standard filters. They are thinner than the standard filters but the mesh weave is tighter.