Oct. 7th, 2023
While we have a typical Corsi-Rosenthal box (four furnace filters taped in a cube with a box fan on top), I've just made a smaller and quieter version, to accommodate a smaller space. Although it uses computer fans, I did it a bit differently from the ones already posted online. For posterity (and so you can learn from my mistakes), here is how I made mine. If you're feeling less crafty, Nukit can send you a complete kit for their PC fan CR box (if you're patient with their wait list).
( Behind a cut for length. )
( Behind a cut for length. )