Brevida Nasal Pillows Diffuser Size:One Size iVAPS continuously monitors ventilation and

iVAPS continuously monitors ventilation and the upper airway

The Air Outlet Adapter must be properly installed whenever the CPAP device is in use

Resmed AirTouch F20 Cushion Replacements

All size cushions will fit any F20 frame

Brevida Nasal Pillows Diffuser Size:One Size iVAPS continuously monitors ventilation andThis Diffuser Cover snaps over the built in exhalation holes on the Brevida Nasal Pillows Mask elbow. It is an optional item that will reduce sound levels by approximately 5 dBA, and disperse exhaust airflow, when in place. USAGE: The Fisher & Paykel Brevida Diffuser Cover is washable and reusable making it a great, eco friendly, addition to any Brevida mask. It should be washed in warm, mildly soapy water, once a week and then rinsed and air dried