These ultra-fine disposable CPAP filters are essential for your device, as they filter the CPAP airflow of airborne particles and pollen. They are designed for use with Philips Respironics PR System One CPAP Machines. Effectively filter airborne particles, dirt, and pollen from your CPAP airflow to ensure clean air Ultra-fine design fits easily in device Disposable; should be replaced every 2-4 weeks for best device performance Fit Philips Respironics PR System One CPAP Machines Quantity: 2 filters per pack For cleaner and healthier CPAP therapy with your Respironics PR System One device, purchase your Ultra-Fine CPAP Filters.
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