I am very new to welding and also interested in the 200dx. You mentioned helium, with the 200dx being rated to 3/16, how much could helium increase that? And what is the down side to going this route?

Hey it would have been easier for the guy to sit on his butt and collect unemployment. At least he had the stones to put his neck out try something scary. That being said this seems like a job that requires a certified aluminiun pipe welder. Make sure you are even legally allowed to do the job. AS l...