Thanks, but those are a bit higher flow that I was hoping. And defintiely outside my price range. I was previously planning on using the Laing DDC2 pump:
http://www.lainginc.com/DDC-2.htm
but it has been discontinued and the replacement pump (DDC3.2) does not have sufficient head. Short of...
I need help selecting a pump for a unique and demanding irrigation application. Here are the requirements:
-> 1-4 litres per minute (0.25-1 gpm)
-> 6-7m of head (19-23ft)
-> 6-24V DC solar powered
-> high efficiency
-> 20,000hrs or greater mean time between failure
-> low maintenance...