Mig is nice, Tig is prettier! Depending on material thickness Tig might be better too, especially with aluminum. We've welded some pretty thick aluminum with Tig, but we also used a torch to pre-heat the aluminum.

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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).