On Apr 3, 5:10 pm, wrote:
Bill wrote:
I prefer 3/4 for house piping and 1 1/4 for a main line to the house and to
outside water valves (idea with large main is that you can water outside and
also get good flow inside).

SMALLER pipes to outdoor valves would make more flow indoors.

Not unless the outdoor valves were open when you went to use the
indoor plumbing. As in most things, it's better to plan ahead and use
a head, than forge ahead.

R