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Starting Member


Sunday, June 23rd 2013, 8:27am

1/2 inch copper supply

my house has 1/2 copper supply in backyard can I go up to 3/4 inch to supply vacuum breaker and valves im only running 4 to 5 heads per valve longest run is 30 feet


Supreme Member

Posts: 5,292

Location: Metro NYC


Sunday, June 23rd 2013, 11:24am

Don't rope yourself into a bad design by making assumptions. Better to have more smaller zones with good performance, than a lesser number of crappy zones. Your field plumbing can always be up-sized from the supply plumbing.

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