This fumes extractor can hold 1 or 2 fans and carbon filters.
You'll need:
- 2x 120mm fans (25mm in depth or thinner). Or you can use 80mm ones, printing the optional adaptor plate
- 2x 130mm carbon filters (e.g. https://www.amazon.it/dp/B08V4PKFZT)
- 1x 5.5x2.1mm DC socket
- 1x mini SPDT lever switch
- 6x M3 inserts
- 2x M3x4 screws
- 4x M3x12 (or longer) screws
- a 12v DC PSU with a 5.5mm plug