Respironics DreamStation Series Pollen Reusable Filter (1 per pack) HC405 The ResMed Mirage Quattro is

The ResMed Mirage Quattro is a high-performance full face CPAP mask designed for a personalized fit

and minimal noise

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Respironics DreamStation Series Pollen Reusable Filter (1 per pack) HC405 The ResMed Mirage Quattro isThis is the replacement foam pollen filter for the DreamStation series of devices. These filters are washable and are recommended to be washed weekly with warm water and light soap. Rinse and air dry thoroughly before use. This filter is compatible with the DreamStation CPAP, AutoCPAP's and BiLevel devices. It is highly recommended that devices are never used without a foam pollen filter in place. This filter is recommended to be replaced every 6