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3″ Fitting Copper Onion Head/Helmet – Long neck

3″ Fitting Copper Onion Head/Helmet for 3 inch modular still. This version is heigher than the normal one which got better result as the normal one.

Original price was: $699.00.Current price is: $499.00.

Availability: 3 in stock

Purchase & earn 25 points!

This Copper onion head/helmet, Fits 3″ bottom ferule with 3″ top ferrule. These beautiful units are stunning once fully polished and would make a beautiful addition to any still.

The purpose of this onion head/helmet is for better separation of ethanol with other chemicals. The principle is with the changing of diameter/volume inside the onion head/helmet, the heavier molecule has a slower speed for going up while the lighter molecule will go faster than others thus leave the heavier molecule(mainly water) in lower position.

Designed to carry the weight of a heavy 3″ modular still on top of it.

Made of 99.9% pure copper,

Weight 6000.0 g
Dimensions 50.0 × 35.0 × 35.0 cm
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