"John Armstrong" wrote
| I have replaced ith a new mixer tap so its is a bit hard to connect
| a hose pipe between them..
| Depending on the innards of the mixer tap, the water could be mixed at
| the spout outlet or in the body.

As it's a kitchen tap, the water should only be mixed at the outlet and
usually these taps have concentric spouts, in which case the hot should be
central and the cold surrounding. This helps stop the spout getting hot to
touch when running a lot of hot water.

Owain