This is a simple soldering fume extractor.
It uses an active carbon filter commonly found in hardware stores and used also in your kitchen fume hood or in cat toilets.
The design is quite simple, no need for screws or anything else. All parts snap in place
Additonall equiptment needed:
Carbon filter mat: Size: 165 x 155 x 5 mm
120 x 120 x 25 mm fan -> I ordered a 5V fan with USB connector so I did not need any fancy power supply.
My purchasing links (no affiliate links, I am not making any money on this):
In the STL files you find several files:
Summary:
Either print the integrated grill housing and one additional visible grill OR
print the simple housing without the need for support but where you will need to print two grills.
The author hasn't provided the model origin yet.