3D Printed Filament Dust Filter
This post shows another filament dust filter make of 2 parts, a cover and a base parts. Both are shown in the Figure 2a and 2b, respectively.
It has 2 cutouts for inner 3mm nuts that can be used to mount the filter on a wall of the printer with the help of 1 or 2 button screws of 3 x 12mm.
The cover was designed with a 0.5mm of tolerance in radius for a tight fit. Moreover, both parts have 3mm holes to secure these with button screws of 3mm x 6mm, just in case.
Parts
The STL files can be downloaded from: Thingiverse and was designed in: Onshape.
The design is so simple, enjoy it.