"Andy Hall" wrote in message
...
On Sat, 3 Apr 2004 14:47:58 +0100, "IMM" wrote:

Not good advice. He has a combi which proves the maisn cold water
pressure
is adequate.

Really? How do you jump to that conclusion?

It works.

The shower mixer should be fed from the hot pipe from the
combi and the cold water mains, then both are at equal pressure.