Thin metal welding tricks

It is also handy to have a bucket of cool water on hand with a rag soaking in it. When I get done with a TAC or stitch, I'll hit it with the cool wet rag. I believe it stops some warpage in the panel. It gets a little messy on the floor , but worth it.

Air nozzle also helps, can usually put 2-3 tacks in a row and give them a shot with the nozzle and move on. Takes time, but it will keep your quarters from looking like a ruffles potato chip