"Dave Plowman (News)" wrote in message
...
In article ,
IMM wrote:
Copper canm be threaded through joists. It has to be soft copper.

As used by one soft in the head? If he could actually find a source of
soft copper tube. At an economic price. Not that that matters to an IMM.

Our resident dork again. Soft copper can be threaded. He can't understand
that.