Nispira CPAP Inline HEPA Filters, Compatible with BiPAP and CPAP Machines, Fit DreamStation Standard Tubing (22mm) and Machine Outlet (25mm) Item Package Quantity:6 depending on usage and indoor

depending on usage and indoor air conditions such as pets

Also Fits Sunbeam SCM1745 & SCM1746 and Bionaire BWF64CS

Nispira filter replacement is made of 2-in-1 filtration systems including Pre-Filter

Premium 3-in-1 True HEPA with activated carbon filter compatible with MSB3 Air Purifier

Pre Filter traps lint

Nispira CPAP Inline HEPA Filters, Compatible with BiPAP and CPAP Machines, Fit DreamStation Standard Tubing (22mm) and Machine Outlet (25mm) Item Package Quantity:6 depending on usage and indoorImportant: We encourage buyers to verify size of both ends to ensure compatibility with your CPAP device and tubing before purchasing. Nispira's CPAP inline filters are designed to provide an extra layer of protection for your BiPAP or CPAP machine. With a 22mm outlet size for standard tubing, they seamlessly integrate with popular brands like ResMed and Dreamstation. Offering a convenient and cost effective solution for maintaining optimal air