Great advice!!! Thanks a million Peet!
> I fitted a female fitting to the top of the column, and male to the
> bottom of the column. Male to the bottom of the head, and female to
> the top of the boiler. That way any drips just keep going down the
> column into the still, male at the top of the column and alc will
> seep out...!!
> No need for rubber seals its not under pressure and that many turns
> is plenty for a good enough seal.
> If you keep with the idea of the column having female on the top end
> and male on the bottom you can attach them in series if you make
> more than one or swap em round, thats what I do ....
> I'm sure if you go to a plumbing supply and say you need extend a
> length of 2" copper pipe they can show you the right bits. If you
> think they'll be suspicious, say you're extending 1/2" pipe then go
> somewhere else and get the same type of parts for 2".
> good luck