This is a 4 inch diameter copper flute column with 6 window sections. Each modular window section has a bubble plate, and any number of additional sections can be added as desired. Each section is held together with a 4 inch triclamp and gasket. Great for craft distilleries who wish to make Vodka, Whisky, Rum, and Brandy. Best used on top of a 100 or 200 litre boiler.
Comes with all necessary hoses and condenser fittings.