"I installed the fans. These fans are held in place by friction only. I used a metalfile to file off a fraction of wood everytime until the fans fitted snugly. Same method was used for fans on the bottom"
"I went with 2x140mm fans on the top and 2x140mm fans on the bottom this way the hot air can follow it’s natural pathway: straight up. I used a cheap jigsaw to roughly cut out the holes for the fans and shaped some more with a wood file."