ResMed Airsense 10/S9 Hypoallergenic Filters. Filters are important to stop dust and allergens from entering the insides of the machine and to prevent them from getting ventilated through the machine. The Hypoallergenic filters from ResMed offer even finer filtering for those struggling with hay fever or airborne allergies.

• Micro-Fine Allergen Defense: Engineered with specialized media to trap ultra-fine microscopic particles, including pollen, mold spores, dust mites, and pet dander.
• High-Quality Material: Constructed from a dense blend of non-woven synthetic fibers (typically acrylic and polypropylene) that block allergens without restricting airflow.
• Essential for Sensitivity: Ideal for CPAP users suffering from hay fever, asthma, or chronic seasonal allergies, ensuring the cleanest possible air delivery.
• Machine Performance Protection: Prevents fine dust and debris from entering the internal motor, helping to maintain whisper-quiet operation and extending the machine's lifespan.
• Simple "Slide-In" Replacement: Designed for tool-free, hassle-free maintenance; simply swap out the old filter in seconds to keep your therapy hygienic.
• Clear Compatibility: Available in precision-cut versions for different machine series, including the AirSense 11