Based on a middle-aged EE who was forced to take two ME classes 25 years ago:

If you are going to use 300' of 3/4" and 100' of 1" - it shouldn't make any difference which size you feed through first. The resistances/frictions created by each separate section are additive, regardless of order.


"Live like you'll die tomorrow, but manage your grass like you'll live forever."
-S. M. Stirling
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