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Old 02-08-2013, 06:19 PM
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irritation irritation is offline
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Join Date: Jul 2006
Location: Indianapolis, IN
Posts: 2,949
Originally Posted by 1idejim View Post
I was taught that a system with 10-20% overlap of the head with the valve throttled 1/2 turn and the heads unrestricted would allow for future performance issues caused by dwindling supply and pressure. The heads throw is then adjvsted head to head.
It's been my experience that a flow control valve throttled 1/2 turn has little effect other than shutting off faster.
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