Solder Extract Fan

I made this for my son who is learning to solder. Please set the front cover to print at half speed as its quite intricate. It printed well for me at that speed. It need's to print at that angle so the fasteners are strong. I used the following parts from AliExpress & Amazon Fan https://www.aliexpress.com/i/4000561653138.html PWM Module https://www.aliexpress.com/item/1005010671524216.html USB Supply board https://www.aliexpress.com/i/1005009731970346.html Filters are from amazon “SINJEUN 8 Pieces Activated Carbon Filters” The knobs use M6x20 Allen head bolts with M6 threaded inserts into the main assembly. The side brackets are fastened to the base with an M5x12mm screws each side. These use M5 threaded inserts in the base. The bottom is fastened to the lid with a couple of M5x8 screws. The M5 threaded inserts for these are fitted into the legs on the lid. The main body is held together with 4 M4x40 allen head bolts. You could probably use 35mm ones as mine are a bit long but it's all