Suggested Retail: $22. Numjaw - 10 Pcs - Universal CPAP Filters for ResMed CPAP Machines, Individually Packed Disposable Air Filters Numjaw Inline CPAP Filters effectively filter the air, purifying bacteria, viruses, and impurities to provide a safe and healthy sleep environment. These universal filters come with dual 22 mm and 25 mm connections, making them compatible with standard CPAP machines and tubes. Easy to use, just connect the filter to the machine and the tube to the filter for optimal air quality. A convenient option for users of humidifiers, these filters allow for rotation to dry when moisture accumulates. Brand: NUMJAW. [Reference: hGca34zBJI1Ygk201QKPQh]. LOT STICKER: OH002-00000545-77. Type: Regular. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.