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<... would give me 3 pumps in series ...> Why do they
have to be in series? Don't ANY of these folks make a viable check
valve?
It's just the easiest
way to do the test. BTW, I was reviewing some old EWP posts today, and
noticed that Bob tested his pumps in series, and parallel, and found that series
had a higher flow rate. That might be specific to his pumps, rather than a
general rule, but the point was that parallel isn't necessarily better.
Cheers,
Rusty (can't parallel
park either)
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