QIFEI Cartridge Filter Kit for the SoClean 2 CPAP Cleaning Device Replace Set 4

Package Contents: set 1: 1*filter element 1*check valve assembly set 2: 2*filter element 2*check valve assembly set 3: 3*filter element 3*check valve assembly set 4: 4*filter element 4*check valve assembly Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.

*Same Material and same quality,but more cheaper than original filters,Perfect compatibility and suitability: *The cartridge filter kit is made of safe, high-quality plastic and is environmentally friendly and easy to pack. *Upgraded Design -:the check valve is made of a diaphragm structure to better prevent water back flow and leakage. *Prevent water in CPAP from damaging electronic equipment. Improve CPAP Machines Lifetime. It is advised to replace the filter and valve every 6 months. *Quick & Easy Installation: The filter element is exactly the same as the original equipment parts. It only needs to be easily disassembled and replaced.