4" (OD105mm ) 99.9% Red Copper Pro bubble plate for 4" distillation column . Home Distillation, Reflux column, Moonshine, Pro
https://www.vogueparade.com/shopping/EN/200282142/1/4000323042094/4-od105mm-999-red-copper-pro-bubble-plate-for-4-distillation-column-home-distillation-reflux-column-moonshine-pro//