Features 1、DOUBLE LAYER FILTRATION: The 3D printer air filter adopts the double layer filtration technology combined with activated carbon and High Efficiency Particulate Air 2、CHANGE FREQUENCY: If your printer works for 8 hours a day, it is recommended to change the filter once every 30-45 days to create a tidy ambiance for your printing studio 3、PRODUCT SIZE: The size of the 3D printer High Efficiency Particulate Air filter is 100x50x20mm / 3.94x1.97x0.79inches, contain two pieces, enough for you to use 4、NICE REPLACEMENT: The air filter is an important replacement part of the 3D printer, plug and play, easy for you to operate and replace, very convenient 5、APPLICABLE MODEL: Activated carbon air filter can be used for Adventurer 5M series 3D printers, fit well, meet can be used, you can use with confidence Specification Item Type: 3D Printer Air Filter Material: Activated carbon Application: For Adventurer 5M series 3D printer Size: Approx. 100 x 50 x 20mm / 3.94 x 1.97 x 0.79in Package List 2 x Filter Cartridges