The welding fume extraction system is a filter unit that provides reliable air filtration for frequent use in various work sites and is equipped with an IFA-W3 certified two-stage filtration system with an increased filter surface and a primary HEPA filter. The unique 360 ° non-removable exhaust arm is effortless to move and gives welders unlimited freedom of movement. A robust, powder-coated steel housing with a hermetically sealed seal prevents air leaks. In addition, a built-in filter monitor enhances occupational safety for all workers in the workshop. The system is suitable for welding a variety of materials including stainless steels and steels with a high chromium content.