Box fan filter clips
thingiverse
Clip to hold 20x20x1 furnace filter onto a 20" box fan. Use around the garage, makerspace, shop to help remove any dust/particles floating through the air. Setup while spray painting, using power tools, etc... Dont just rely on a dust mask. Keep your lungs cleaner. Wall mounts for the box fan can be found here. https://www.thingiverse.com/thing:3501538
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