Fume/smoke Extraction unit

Fume/smoke welding Extractor unit parts. posting this due to interest from other platforms See a video on my https://www.instagram.com/mrfiftyfiftybruders/ Most of this can be used in your own setup; however, the base base for is for an SIP extractor fan, i have included a STL and a STEP file that you can read and ammened so you can make this work with your extractor fan. If you would like help, please send me a message. I'd try my very best to help. You will need several items to make this work x1 seal 122x6mm ish youd need this per 1x set of knucklesx1 6mm threaded bar per 1x set of knucklesx1 4mm threaded bar for the small locking knobs, cut into several 20mm ish numerous 6x10mm brass insertsnumerous 4x4mm brass inserts75mm OD pipe (you can print your own), but its prob cheaper to buy it here, the link to what I bought 2 1/2 Inch PVC Pressure Pipe 75mm OD | 1m Length 10 bar So this works with x2 knuckle/joins (the cone-looking items) attached with the 6mm threaded bar, on one en