Upgrade your CPAP therapy with the GoodKnight 418 Ultrafine Filter, designed to deliver superior filtration for cleaner, fresher air. This high-performance filter captures ultrafine particles, such as dust, allergens, and other microscopic contaminants, ensuring that only pure, clean air enters your CPAP machine. Its advanced filtration technology helps maintain optimal airflow, enhancing the performance and longevity of your device. Ideal for CPAP users seeking to improve air quality and protect their equipment, the GoodKnight 418 Ultrafine Filter promotes a healthier, more comfortable sleep environment for restful nights.