3-Packs Replacement CPAP Cartridge Filters Kit - Includes 3 Cartridge Filters with 3 Check Valve - Generic Cartridge Carbon Filter Assembly Supply by XINUGUI

3-Packs Replacement CPAP Cartridge Filters Kit - Includes 3 Cartridge Filters with 3 Check Valve - Generic Cartridge Carbon Filter Assembly Supply by XINUGUI

• Premium 3 sets of cartridge carbon + check valve assembly
• The cartridge filter should be replaced every six months
• The cartridge filter can convert activated oxygen back to regular oxygen
• The check valve can keep water away from the CPAP machine
• Premium quality supply, 30 days money back guarantee, pls contact us first once you have any issue, thank you!

<b>Features:</b><br> * This Premium filter kit includes 3 replacement filters and 3 replacement check valves for cpap cleaning machine.<br> * The filter and check valve should be replaced every six months.<br> * The cartridge filter can convert the activated oxygen back to regular oxygen as it leaves the chamber. <br> * The valve help keep any water away from the CPAP machine.<br><br> <b>Package Included:</b><br> 3 x Replacement Cartridge Filter With O-ring<br> 3 x Replacement Check Valves<br> 1 x Retail box<br> 1 x Installation Instruction