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Sunday, October 9th 2016, 2:48pm

Author: 7474

Running 9 rotors over full yard at once

Thanks for your responses. Your time and assistance is appreciated. I started this project thinking I would just use a sprinkler pump and put out impact sprinklers. This then changed to rotors since they had lower GPM requirements, allowing me to run more at one time. This then progressed to the current underground project because I didn't want to set-up things every week. My first pump was from Harbor Freight..... http://www.harborfreight.com/1-12-hp-portable-sprinkling-pump-1215-gph-69304.html...

Thursday, October 6th 2016, 6:13pm

Author: 7474

Running 9 rotors over full yard at once

In Ohio. Looking at the Goulds GT15 now. Thoughts on this pump? Thanks

Thursday, October 6th 2016, 2:19pm

Author: 7474

Running 9 rotors over full yard at once

Thinking about changing the pump out to a Goulds GT15 Irri-Gator. Found an online place with prices almost the same as the Wayne. The Goulds is higher pressure and seems to be more efficient for 1/2 horse less. Also, I have read the Goulds are very reliable?

Wednesday, October 5th 2016, 8:12pm

Author: 7474

Running 9 rotors over full yard at once

I would like to run (9) rotors at the same time to water my yard all at once. The red dot is the pump, the blue dots are the rotors, and the yellow line is the mainline, disregard the orange line. The furthest distance from the sidewalk to the shrub beds is 40 feet. The water is from a lake and I am not concerned about the overspray. (9) Rainbird 42SA+ with #6 nozzles at 25psi use 4.2gpm each (total 37.8gpm) with radius of 39'; spaced ~33' apart. 230' mainline of 2" SCH 40 PVC - at 40gpm = 2.645...