On May 29, 11:19*am, "Eurofeeds"
wrote:
I laugh when I see it suggested that you leave a timer connected to a tap -
with the tap open.

Every hosepipe and connector I have ever had leak or blows off the mains
tap/sprinkler. And that includes expensive ones with a Z in the name.

Is it just me?

You need a pressure reducing valve. Simple.