Karl Timmermann wrote:
Anyone know where to buy a 1 inch electric valve? It needs to be very small
and lightweight, and ideal voltage is 12 volts.

For air, water, hydraulic fluid, something else? What pressure?
Sprinkler control valves come to mind, as to electrically operated
ball valves...

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William Smith
ComputerSmiths Consulting, Inc. www.compusmiths.com