6" 8" Copper Helmet, Copper Onion Head for Whiskey

The copper helmets are a perfect addition to all type of alcohol distillers, it's perfect for pot stills used to distill whiskey, rum, brandy, and more. Not only do they provide extra copper to enhance the flavor of the alcohol, but also add an impressive visual touch to your still.   Specification:Material: T2 lead free copperThickness: 2mmLargest diameter: 350mm   The price of the helmet depends on the largest diameter, the 6 inch and 8 inch helmet both have a 350mm diameter so we sell them at a same price. We can also make custom helmet if you want larger or smaller volume.   We use standard tri clamp ferrules for the helmets, the 6 inch tri clamp ferrule has a 167mm OD flange and 8 inch tri clamp ferrule has a 217.7mm OD flange.