In message , .
writes
Sparks wrote:
Hello people!

We have just has some air conditioning installed at work.
When they wanted to join two pipes together, they used a tool to
stretch one of the pipes so the other pipe then fitted inside it,
then they brazed it.

Can this sort of thing be done for normal copper water pipes for
soldering?

yes, but it's a bit old school.

'Kin excellent bit of kit


Screwfix sell this
http://www.screwfix.com/app/sfd/cat/pro.jsp?id=15190

so they do.

Am I correct in thinking

no.

Don't invite me to the wedding

--
geoff