CPAP filters trap dust and allergens; replacing them on schedule keeps airflow clean, reduces noise

https://www.scribd.com/document/998608031/Is-a-Sleep-Apnea-Oral-Appliance-Right-for-You-Pros-and-Cons-Explained-179118

CPAP filters trap dust and allergens; replacing them on schedule keeps airflow clean, reduces noise, and prolongs device life and performance.