optimal hose size for 1500gph

[psidriven]

i have a jebao dcp-10000 which tops out at 2500gph, but aiming for 1500-2000gph. this site suggests 1in is optimal for 1500gph. is this accurate? any better sites?

How to Pick Tubing Size

Having trouble selecting tubing size? Click here to read our tips on selecting the correct type of tubing and size required for your water feature.

www.thepondguy.com

 

[Turkeysammich]

It’s the bends that kill the flow. I’ve run across spec flow sheets before that do the math calculations for you. But of course I can’t find them on line now that I’m looking for them.

Might be this one

Pipe Flow Calculator

Use the pipe flow calculator to find the velocity and discharge of water in a gravity-fed pipe flow.

www.omnicalculator.com