15 Gallon Copper StillCopper Still (15 Gallon) These stills are hand built with lead free materials, solid copper rivets, and 20ga. (. 034) copper sheet materials. Comprised of many copper tubes inside a large copper shell, this hand welded Copper Tube and Shell Condensor not only uses less water than other condensers, but it also condenses vapor quicker as well! Copper condensers produce a cleaner distillate with a richer flavor profile, making it a perfect choice for