Enhance your CPAP therapy with the GoodKnight 314/318 Foam Filter, designed to deliver high-performance filtration for cleaner, fresher air. This durable foam filter effectively captures dust, allergens, and other particles, preventing them from entering your CPAP machine and ensuring optimal airflow. Easy to clean and replace, the GoodKnight Foam Filter helps extend the life of your device while improving the quality of your sleep environment. Ideal for CPAP users seeking a reliable filtration solution, this foam filter ensures you breathe easy and enjoy a more comfortable, hygienic therapy experience every night.