These HypoAllergenic Disposable Filters from Spirit Medical are made of non-woven acrylic and polypropylene fibers with a polypropylene carrier. The combination of materials helps block even the very finest of particles. They are compatible with all AirSense 11 Series CPAP machines.
Usage Information: These filters are disposable and should be changed regularly when soiled. For complete instructions review the documentation that came with your equipment.