Film column for distillation

A 2-in-1 column, has the ability to make hollow shells, is used to obtain raw alcohol with simple distillation and for secondary fractional distillation with strengthening (purification and reduction of the amount of harmful impurities, but at the same time preserving most of the flavors of the feedstock, which is good for beginners to master distillation process.Works well for grain whiskey and fruit distillates.