How hard would this be to make?

[Blueyzfr6]

 

[Blueyzfr6]

Also any help would be greatly appreciated

 

[Rossando]

Looks like a nice idea, is this functional? Medium to hard difficulty...

 

[Jeff Handy]

Not sure how the vodka would taste after coming through that copper, flex line, misc fittings.

But I will volunteer to test it for a few gallons, just for the sake of science.