I’m actually looking for the ability to modify the flow rate as well. That’s why I’m drawn to the OpenSprinkler project, I need to be able to have two programmable flow rates. (I’m not looking to use the system for gardening, but for bird water bowls. I need a high-pressure to clean out the bowl, and a low pressure to refill the bowl.
EH, I think you may be wrong about the cost. I found this on Amazon, and it’ basically what I’m wanting to control (though I’m not fixed on this particular model or brand):
205T-FC 1″ with Adjustable Flow Control