AirMini HumidX HME Filter for AirFit N20 & AirFit P10 Masks - 3-Pack

ResMed’s standard waterless humidification system for most climates and sleep environments. Key Features: Small, lightweight and easy to use No washing required Available in 3 pack or 6 pack sets Usable for up to 30 days after opening How It Works: When you exhale, heat and moisture is captured and stored within the HME’s tiny paper ridges. When you inhale, this heat and moisture is released to humidify the air you breathe in. Compatibility: Only compatible with AirFit N20 and AirFit P10 for AirMini.