Creality K1 Fan Filter
thingiverse
Here's a simple holder for 2.5mm carbon filter. Cut out a piece of carbon filter to fit inside the holder and align the pegs with the molding around the fan.
Download Model from thingiverse
With this file you will be able to print Creality K1 Fan Filter with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Creality K1 Fan Filter.