wrote:
Roger Hayter wrote:
There is something to be said for using aluminium[1] tubing instead, and
any increased losses might be oounteracted by using larger tubing. The
skill and equipment to weld aluminium to aluminium is widely available.
[1] as spelled here
Not on this side of the Atlantic.
https://en.wikipedia.org/wiki/Alumin...ferent_endings
"Here" is the other side of the Atlantic!
--
Roger Hayter